HACKING: Reduce vertical whitespace

When generating the plain text version of the contributor
guidelines we add a ludicrous amount of vertical whitespace
in some spots. Tweak the XSLT stylesheet and regenerate the
now much better looking file.

HACKING

@@ -14,21 +14,15 @@ General tips for contributing patches
 (1) Discuss any large changes on the mailing list first. Post patches early and
 listen to feedback.
 
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-
 (2) Official upstream repository is kept in git ("git://libvirt.org/libvirt.git")
 and is browsable along with other libvirt-related repositories (e.g.
 libvirt-python) online <http://libvirt.org/git/>.
 
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 (3) Patches to translations are maintained via the zanata project
 <https://fedora.zanata.org/>. If you want to fix a translation in a .po file,
 join the appropriate language team. The libvirt release process automatically
 pulls the latest version of each translation file from zanata.
 
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 (4) Post patches using "git send-email", with git rename detection enabled. You
 need a one-time setup of:
 
@@ -71,8 +65,6 @@ Moreover, such patch needs to be prefixed correctly with
 "--subject-prefix=PATCHv2" appended to "git send-email" (substitute "v2" with
 the correct version if needed though).
 
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-
 (5) In your commit message, make the summary line reasonably short (60 characters
 is typical), followed by a blank line, followed by any longer description of
 why your patch makes sense. If the patch fixes a regression, and you know what
@@ -83,8 +75,6 @@ You can use 'git shortlog -30' to get an idea of typical summary lines.
 Libvirt does not currently attach any meaning to Signed-off-by: lines, so it
 is up to you if you want to include or omit them in the commit message.
 
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 (6) Split large changes into a series of smaller patches, self-contained if
 possible, with an explanation of each patch and an explanation of how the
 sequence of patches fits together. Moreover, please keep in mind that it's
@@ -94,13 +84,9 @@ of a series, but intermediate patches must compile and not cause test-suite
 failures (this is to preserve the usefulness of "git bisect", among other
 things).
 
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 (7) Make sure your patches apply against libvirt GIT. Developers only follow GIT
 and don't care much about released versions.
 
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-
 (8) Run the automated tests on your code before submitting any changes. In
 particular, configure with compile warnings set to -Werror. This is done
 automatically for a git checkout; from a tarball, use:
@@ -163,8 +149,6 @@ the file is stored.
 
   VIR_TEST_FILE_ACCESS=1 VIR_TEST_FILE_ACCESS_OUTPUT="/tmp/file_access.txt" ./qemuxml2argvtest
 
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 (9) The Valgrind test should produce similar output to "make check". If the output
 has traces within libvirt API's, then investigation is required in order to
 determine the cause of the issue. Output such as the following indicates some
@@ -239,15 +223,9 @@ to "tests/.valgrind.supp" in order to suppress the warning:
     obj:*/lib*/ld-2.*so*
 }
 
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 (10) Update tests and/or documentation, particularly if you are adding a new
 feature or changing the output of a program.
 
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-
-
 There is more on this subject, including lots of links to background reading
 on the subject, on Richard Jones' guide to working with open source projects
 <http://people.redhat.com/rjones/how-to-supply-code-to-open-source-projects/>.
@@ -585,8 +563,6 @@ true) ...". Rather, write "if (seen)...".
 
 
 
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 Of course, take all of the above with a grain of salt. If you're about to use
 some system interface that requires a type like "size_t", "pid_t" or "off_t",
 use matching types for any corresponding variables.
@@ -698,8 +674,6 @@ size:
 
 
 
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 File handling
 =============
 Usage of the "fdopen()", "close()", "fclose()" APIs is deprecated in libvirt
@@ -743,8 +717,6 @@ APIs, use the macros from virfile.h
 
 
 
-
-
 String comparisons
 ==================
 Do not use the strcmp, strncmp, etc functions directly. Instead use one of the
@@ -792,8 +764,6 @@ following semantically named macros
 
 
 
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 String copying
 ==============
 Do not use the strncpy function. According to the man page, it does *not*
@@ -962,8 +932,6 @@ by further potentially failing calls. You should almost certainly be using a
 conditional and a block instead of a goto. Perhaps some of your function's
 logic would be better pulled out into a helper function.
 
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 Although libvirt does not encourage the Linux kernel wind/unwind style of
 multiple labels, there's a good general discussion of the issue archived at
 KernelTrap <http://kerneltrap.org/node/553/2131>

docs/hacking2.xsl

@@ -37,6 +37,8 @@ from docs/hacking.html.in!
 <xsl:value-of select="normalize-space(.)"/>
 <xsl:text>
                          </xsl:text>======================
+
+
 </xsl:template>
 
 
@@ -93,20 +95,13 @@ from docs/hacking.html.in!
 
 
 
-<xsl:template match="html:ol|html:ul|html:p">
+<xsl:template match="html:p">
 <xsl:apply-templates/><xsl:value-of select="$newline"/><xsl:value-of select="$newline"/>
 </xsl:template>
 
 
 
-<xsl:template match="html:ol/html:li">
-<xsl:choose>
-<xsl:when test=".//node()[position()=last()]/self::pre">(<xsl:value-of select="position()"/>) <xsl:apply-templates/>
-</xsl:when>
-<!-- only append two newlines when the last element isn't a pre element -->
-<xsl:otherwise>(<xsl:value-of select="position()"/>) <xsl:apply-templates/><xsl:value-of select="$newline"/><xsl:value-of select="$newline"/>
-</xsl:otherwise>
-</xsl:choose>
+<xsl:template match="html:ol/html:li">(<xsl:value-of select="position()"/>) <xsl:apply-templates/>
 </xsl:template>