-added changelog to end of release notes file used if prompt_release_…

…notes is True.

version up

Merge remote-tracking branch 'managani/master'

# Conflicts:
#	src/rez/cli/release.py

Merge branch 'issue_323'

# Conflicts:
#	src/rez/utils/_version.py
#	src/rezplugins/package_repository/filesystem.py

version up

2.0.0 FTW

version up

-added some common package attributes to amqp msg body

-added contnet-type/encoding to amqp msg

-better error on resource fail

-added get_package_from_handle

added missing include in RezPipInstall.cmake