Replace outline regex with NSRegularExpression
Simplify outline extracting logic
Use ICU library to validate outline menu syntax
Perform outline extracting on background thread (ref #138)
Update changelog
Merge branch 'refs/heads/feature/outlineRegex' into develop
Fix typos in changelog
Update help contents about outline regex
Move RegexKitLite import to implement files
Fix printing single page with header/footer (fix #139)
Remove index anchor on help contents
Fix auto-indent with full-width spaces (fix #142)
Update outline menu regex in syntax definitions for ICU library
Change tab width in outline menu to 4-spaces-width
Fix warnings on Xcode 6
Tweak separator color between navigation bar and text view

for Yosemite
Replace a deprecated method

`tableView:writeRows:toPasteboard:` は deprecated なので
`tableView:writeRowsWithIndexes:toPasteboard:` を override して書き換える
Replace NS_DURING macros with @try ~ @catch construction
Refactor rangesSimpleWordsArrayDict:withCharString: method
Merge pull request #1 from coteditor/develop

update