WinMerge 2.8RC 发布

WinMerge 马上就要从 2.6 升级到 2.8 了..

和 2.6 比起来，这次的升级变化包括：
- Now uses expat + scew for XML handling
- Now uses PCRE for regular expressions
- Match lines inside differences
- New linefilter implementation (fixes e.g. line-end matching bug)
- Folder compare is now multi threaded - speed improvement
- Allow hiding margin in file compare
- New backup file options
- Improved line filter dialog
- Printing improvements
- Tabbed interface
- New PO files based translation system
- Create HTML reports from file compare
- New dialog for selecting folder compare columns
- New icon for Shell Integration
- Fixed bug WinMerge could not detect UTF-8 files without BOM
- Open binary files to file compare
- Resolve conflict files (CVS, SVN, ...)
- New translations: Croatian and Portuguese