openttd: update from 1.4.1 to 1.4.2
pngcrush: update from 1.7.76 to 1.7.77
gitAndTools.svn2git: update from 2.2.5 to 2.3.2
Add Chibi-Scheme expression
subversionClient: update from 1.8.9 to 1.8.10, potentially fixes CVE-2014-3504, CVE-2014-3522, CVE-2014-3528