fix filename typo
specify build source encoding

To avoid below warning.
[WARNING] Using platform encoding (UTF-8 actually) to copy filtered resources, i.e. build is platform dependent!
Merge pull request #2 from eiryu/work

Little modification
Update dependencies and version

JavaMail: 1.5.0 or later -> 1.5.2 (exact)
Weld SE: 2.1.1.Final -> 2.2.4.Final
version: 0.8 -> 0.8.1-SNAPSHOT
modify .gitignore

add entry "/.settings" that is settings of Eclipse to .gitignore file.
Merge pull request #6 from btnrouge/master

patches for issue #4 and #5