bug fix: replace & with &&
fix various findbugs warnings
fix findbugs warnings
add changes as requested by George
add hibernate c3p0 dependency
update jquery.bt (compatible with jquery 1.8)
update jquery.bt (compatible with jquery 1.8)
fix #55 (Missing images for save and cancel buttons)
fix #19 (Importer: validator only accepts Excel)
Merge pull request #60 from dennishendriksen/master

Various bug fixes