Merge pull request #97 from kitofr/master

Patched Project#save to take an output path
ruby 1.8.7 compatible #system
namespaces tested and correct C# and VB
Fixes #84;

 - Implemented copy_local feature with Dir#mktmpdir
 - Tests on Albacore::Package
 - More tests on Albacore::Project
 - More tests on the test runner
 - A wee bit of docs
LONG_VERSION in versionizer
LONG_VERSION no 'special' part