track temp files created for embedded resource resolution
- don't create more than 1 per resource
- add internal method for cleanup
- start #233
tests to confirm embedded resource folder resolution throws exception
use seed value for call to aggregate when calculating cache uniqueness hash, so that we can handle the case of empty bundles (fix #234)
script to update assembly info version numbers
update AssemblyInfo version to 0.9.3
update nuspec for 0.9.3-beta1
Merge branch 'master' of github.com:AlexCuse/SquishIt
Merge branch 'embedded-resource-optimization'
fix hogan preprocessors
Merge pull request #235 from jincod/master

Fix hogan preprocessors
remove unused 'NamedState' file
move temp file resolutions to its own class with public clear method (fix #233)
update nuspec to 0.9.3-beta2
check for empty file.
Merge pull request #236 from asi/master

avoid exception on empty content.
Merge branch 'master' of git://github.com/jetheredge/SquishIt