Update XQuery syntax highlighting test case.
Fix lexer bug.
fix token test generator
Fix bug on token iteration.
Fix bug with array iteration.
Fix bugs in XQuery lexer.
Remove unused files.
Add XQuery tag completion.
Fix tag completion bug.
Improve handling of the xquery semantic token cache.
Merge pull request #1220 from wcandillon/master

XQuery syntax highlighting improvements
fix #1253 clearAnnotations uses wrong data structure for empty set.
exclude files with whitespace in name from the build
fix typos
fix highlighting of regular expressions at the beginning of document
move line length checking to tokenizer to not break long data uri's in css
remove flag parameter from tokenizer
fix highlighting of c# strings
tweak mode_creator
add sass mode