Adding and moving mel expressions. Hamcrest module incorporated as MEL functions for Munit
(cherry picked from commit c7317ee31b7a4474e43f27a0394144461e596ddf)
Change docs, added tabs
(cherry picked from commit 522891f1758f5be9eaf2e0585acc06c80262c520)
moved classes, added tests and change javadocs
(cherry picked from commit 9926355fb148a5d078dcb21553bff1db4b2774dc)
change docs, moved code and added tests
(cherry picked from commit 768947ded2eee843c7a2c807c6e1408e77c70d64)
Added more tests
(cherry picked from commit 6aaa18a8eb138c655012ebbc245b29219898a2ab)
added integration tests
(cherry picked from commit 972c7e56c8fb905cdb953576684bd5f79e52389b)
changed schema versions to 3.4
(cherry picked from commit 2d948a5ef40ab56895d18c46c2f7d7677f87ae18)