Enable array initialisation indentation settings

 - created new 'arrayInitIndent' property to set
   different indentation than basic offset
AbbreviationAsWordInName. #212
AbbreviationAsAWordInName moved to naming package , documentation was rewritten, mTarget was removed from Check
AbbreviationAsAWordInName moved to naming package , documentation was rewritten, mTarget was removed from Check (fix after non problematic rebase)
Update .travis.yml
issue #129: make a handler for INDEX_OP so child method call gets a proper suggested indent level
converting contributing.xml to new GIT workflow
fix for Travis build failure and extra note for how to generate web site
EmptyLineSeparatorCheck was updated #218
VariableDeclarationUsageDistanceCheck was imported #223
Fixed AvoidUnicodeChars #216. Fix NPE in case when allowByTailComment=true, fix false positive in case when allowEscapesForControlCharacters=true