Created classes for Hashtag, Source, ThreadScheduler, and
hibernate-mappings for Hashtag and Source
Small changes to PictureData hibernate-mapping file and
HibernateTwitterInstagramTest
Merge branch 'master' of https://github.com/solfuglen/glare.git

Conflicts:
	src/PictureData.hbm.xml
	test/unit/HibernateTwitterInstagramTest.java