- fixes #571 h/t @FredrikL @mooyoul
- pin npm version in travis, see https://github.com/npm/npm/issues/15855
- updated CFB (fixes #569 h/t @e12009)
- remove BOM for some SpreadsheetML files

case insensitive zip file search fixes:
- fixes #439 h/t @chikh
- fixes #440 h/t @chikh
- fixes #567 h/t @duzun

- read and write support for Flat ODS files
- read support for Uniform Office Spreadsheet (UOS)
- IE6-8 cell regex split fix (fixes #350 #140 #268 h/t @Aymkdn @C0d3ine)
- replace substr negative index with slices (fixes #351 h/t @Aymkdn)
- ODS parsexmltag ignores ext overrides (fixes #548 h/t @lgodard)
- csv can be written using write/writeFile with csv type
- added `type` to README (fixes #432 h/t @tomkel)

- BIFF 2-12 formula parsing
- more content type coverage
- unified `.f` form: A1-style string
- `.F` field for array formulae
- formula output groups array formulae
- bin script -A --arrays output JS row objects
- whitespace robustness in inline string xml
- UTF-8 parsing in rich text runs (fixes #505 h/t @fuchsc)
- bold/italic/underline accept null val attr (h/t @qqilihq)
- sst trimming (fixes #176 h/t @shakhal @oising)

- basic support for parsing BIFF2-4
- basic support for writing BIFF2
- cleaned up some bad substr uses for IE6 compatibility
- added flow type annotations for xlsx.flow.js
- added numerous null guards (fixes #255 h/t @martinheidegger)
- README cleanup (fixes #539 h/t @oliversalzburg)
- pin jszip to local version (closes #408 h/t @limouri)

bower issues:

|  id  | author            | comment                                   |
|-----:|:------------------|:------------------------------------------|
| #254 | @kkirsche         | fixes #254 by removing version from json  |
| #165 | @vincentcialdella | fixes #165 by changing default script     |
| #180 | @owencraig        | fixes #180 by using xlsx.core.min.js      |

format issues:

|  id  | author            | comment                                   |
|-----:|:------------------|:------------------------------------------|
| #271 | @morstaine        | fixes #271 by reworking related parse fns |
| #504 | @JanSchuermannPH  | fixes #504 detect FullPaths h/t @Mithgol  |
| #508 | @basma-emad       | fixes #508 offending file used `x:` NS    |

- README and example cleanup
- basic XLSB and ODS write support
- flow typecheck for ODS file
  Note: xlsx.js flow fails: https://github.com/facebook/flow/issues/380
- exposed jszip compression (fixes #220, closes #284)

README issues:

|  id  | author         | comment                                      |
|-----:|:---------------|:---------------------------------------------|
| #202 | @sao93859      | closes #202                                  |
| #211 | @alexanderchan | closes #211 corrected examples               |
| #327 | @cskaandorp    | changed saveAs example to match write tests  |
| #424 | @dskrvk        | added note about s2roa h/t @LeonardoPatignio |
| #496 | @jimmywarting  | closes #496 adapted rABS examples with rAAS  |

ODS file format issues:

|  id  | author         | comment                                      |
|-----:|:---------------|:---------------------------------------------|
| #148 | @user4815162342| closes #148 h/t @ziacik                      |
| #166 | @paulproteus   | closes #166 rudimentary ODS write support    |
| #177 | @ziacik        | closes #177                                  |
| #179 | @ziacik        | closes #179 use JSON when available          |
| #317 | @ziacik        | closes #317                                  |
| #328 | @think01       | closes #328                                  |
| #383 | @mdamt         | closes #383 duplicate cells should be copied |
| #430 | @RB-Lab        | closes #430                                  |
| #546 | @lgodard       | closes #546 thanks to other changes          |

- codepage updated to 1.6.0 (latest)
- clean up Makefile
- adapted .travis.yml to support 0.8
- removed test files that drifted from baseline
- removed XLSB pseudo-inverse tests due to fails in node 4+

- more structure in the theme parsing
- cellDates option on parsing side creates date cells
- cellDates option on writing side creates cells with type 'd'
- cell types clarified, type 'str' phased out
- README clarifications
- more tests to ensure date consistency
- more test cases for ODS

- ODS hooks + very basic parser (ods.js)
- handle implicit row/col spec (h/t @EarlJS, see http://git.io/2lwOuA)

- build bower.json (h/t @jjstewart, following the change from js-xls)
- README clarification on !ref (fixes #82)
- XLSX treat empty <v/> tags as empty cells (h/t @clarlars)
- XLSX write !merges array (fixes #92)

Fixes #98

- browser shim updated (h/t @wintersm for discovering this)
- smart tag ignores (h/t @lostinplace)
- sheet_to_row_object_array bugfix (fixes #80, h/t @ChrisBurkeBSD)
- README improved
- baltic and vietnamese codepages: updated codepage to 1.3.4
- iOS Numbers can handle inline strings -> disabling SST by default
- avoid Buffer accessors (see https://github.com/joyent/node/issues/7809)
- caching certain hot regexes

- parsexmltag and other hot functions now better optimized for v8
- monomorphic functions (different types -> different funcs)
- more efficient decode_range implementation when source is trusted
- regular expressions cached and simplified without breaking correctness
- more efficient utf8 techniques when available
- XLSX: large functions broken down into sub-functions (e.g. `parse_ws_xml`)
- XLSB: avoid unnecessary binds
- XLSB: assume no exotic codepage exists (no one else tries to write XLSB)
- demo exposes rABS / worker / transferable options
- more tests
- jszip updated to 2.3.0
- SSF updated to 0.8.1
- codepage updated to 1.3.1

h/t @volodymyrl

- updated codepage to 1.3.1 (h/t @volodymyrl)

The original push showed up as failed, pushing again

- jscs linting to check for trailing comma issues (h/t @altkatz)
- IE: phased out lazy string indexing in favor of charCodeAt
- XLSX: replaced certain operations in hot functions with faster alternatives
- updated SSF to 0.7.1
- improved coverage in tests

- eliminated functional constructs in hot functions
- format try-catch block extracted into new function
- cpexcel + codepage updated to 1.2.0
- more efficient (and correct) clean implementation of RGB/HSL/tint algorithms
- xlsx binary --all option enables every extra formatting and saving option
- column widths parsed and saved (requires cellStyles:true)

- basic style + theme parsing, option .cellStyles (h/t @eladxxx)
- more XLSB writing stubs
- correct resolution of .xml/.bin files
- sheet_to_json improvements from js-xls
o opts.header = 1 for array of arrays
o opts.header = 'A' for spreadsheet column labels
o custom opts.header array for custom labels
o opts.range = n starts from row n
o opts.range = range restricts writer to work within the specified range
- Makefile adapted to work with cygwin on windows

- require cpexcel instead of full codepage library
- hardcode the unescapexml regexp
- utf8read short circuit for ASCII strings
- cellFormulae also acts on XLSX/XLSM
- bin/xlsx.njs do not process formulae unless requested

- read BOM, handle UTF16LE-encoded XML
- handle namespaces in [Content_Types].xml
- parse workbook rels to determine sheet files
- numbers OSX boolean support (apparently requires "0" or "1")
- XLSX force "General" style to be serialized, omit implied cell type and style
- updated SSF to 0.7.0 (h/t @sysarchitect)
- updated jszip to 2.2.2
- removed old tests/files path, replaced with test_files
- themes written
- ignore potential existence of thumbnail when calculating relationship ids

apparently openpyxl removed a few test files from their suite :/

- very basic XLSX / XLSM write support with roundtrip tests (XLSB stubs)
- reorganized source tree
- new XLSB range check ensures that A1 is not emitted for empty sheets
- SSF table emitted in output (consistent with js-xls)
- CLI supports writing

Backwards-incompatible changes:
o new Property aliases (see CORE_PROPS and EXT_PROPS)
o FILETIME custom properties parsed as JS Dates
o `xlsx2csv` -> `xlsx` (and `bin/xlsx{2csv,}.njs`)

- updated SSF to 0.6.5
- XLSB 'dbcs' uses codepage
- README bugfix (h/t @noodles)
- new tests: rawjson and json baselines generated by hand
- single cell ranges are encoded as cells ("A1" instead of "A1:A1") (h/t @clxl)
- source code alignment with js-xls

- XLSX format strings properly handles literal UTF8 chars (test apachepoi_49273)
- codepage updated to 1.0.0
- jszip updated to 2.2.0 (node-only)
- dist now contains jszip and codepage dependencies
- updated test_files

- all utilities are now wrapped in XLSX object
- codepage handling (h/t @xch89820)
- formula tag attributes (h/t @shaunthomas999)
- hyperlink support (h/t @sysarchitect, fixes #55)
- coverage test spinner (to prevent travis timeouts)