commitmonitor Code

(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

Update to OpenSSL 1.0.0d

fix broken build.

Compile serf with SSPI and compression support.

Patch from XhmikosR:
enable /MT and /GL /LTCG only for Release builds