[DROOLS-363] return Results of package merging when using updateToVersion
(cherry picked from commit c3b5b46b1f75380ecb2202b6a5cad2062ca9ae28)
BZ-1038214: adding documentation
(cherry picked from commit fd4d5b64ce172a9e562c65e33f02f89044c9a088)
another big round of edits
(cherry picked from commit ee61b60cd86b5b217efa4571ecf9c3abb20dbe5d)
- Added deployment operation documentation
(cherry picked from commit 1c45c0562859937e07989e36988f9dfca2c72973)
BZ-1038229 - JMS API is unable to load a class in the deployment with some requests
 - fixing url in docs