Update version file for update check.
Bump version number to 1.7.1
Update to apr 1.4.2, apr-util 1.3.11 and serf 0.7.2
Make the first pixel use the transparent color.
(Fixes issue #307) : Icons are not transparent on 16-bit color depth systems.
(Fixes issue #310) : CommitMonitor failed to use TortoiseSVN diffs in the case of "c:\Program" file.
Update to svn 1.6.15 and serf 0.7.1 (Closes issue #308) : 3rd party updates
Follow-up to r589: Remove obsolete files and adjust the project files.
Update to SQLite 3.7.5
Update to Scintilla 2.24
