Update Go git ignore patterns.

Go.gitignore

-# Compiled Object files, Static and Dynamic libs (Shared Objects)
-*.o
-*.a
-*.so
-
-# Folders
-_obj
-_test
-
-# Architecture specific extensions/prefixes
-*.[568vq]
-[568vq].out
-
-*.cgo1.go
-*.cgo2.c
-_cgo_defun.c
-_cgo_gotypes.go
-_cgo_export.*
-
-_testmain.go
-
+# Binary on Windows
 *.exe
+
+# Test binary, build with `go test -c`
 *.test
-*.prof
 
 # Output of the go coverage tool, specifically when used with LiteIDE
 *.out
 
-# External packages folder
-vendor/
-
 # Project-local glide cache, RE: https://github.com/Masterminds/glide/issues/736
 .glide/