Propagate env vars and working dir to all cloned commands, remove
unnecessary shadowing attributes, use ptr instead of value for
anonymous embed to make sure we never get mutation-of-copy
surprises, small test improvements.
UdpInput now removes Unix datagram file on shutdown, and uses a
channel instead of an attribute to signal stop to avoid races.
Merge pull request #1112 from mozilla-services/process_input_env

Propagate env vars and working dir to all cloned commands
Typo
Merge pull request #1113 from mozilla-services/udp_input_cleanup

Udp input cleanup
Explicitly check that `file_match` is specified.
Merge pull request #1118 from mozilla-services/missing_file_match_crash

Explicitly check that `file_match` is specified.
LogStreamer reader: reset priorEOF after successfull read
add entry to CHANGES.txt
Merge pull request #1119 from validname/validname-fix-logstreamer-priorEOF

LogStreamer reader: reset priorEOF after successfull read
Merge branch 'versions/0.7' into dev

Conflicts:
	CHANGES.txt
Add support for seekjournal hashes w/ file length < 500 bytes.
Fixed typo.
Merge pull request #1122 from lyrixx/patch-1

Fixed typo.
Listen for AMQP Exchange's close channel in a separate goroutine than
we do our publishing so we don't deadlock during a Publish call during
shutdown. Also fix small bug in `application/hekad` type message
handling in AMQPInput.
Update tests accordingly.
Merge pull request #1125 from mozilla-services/aqmp_stability

Fix AMQPOutput deadlocks at shudown.
Update comment to reflect new behaviour.
Remove duplicate code.
Merge pull request #1121 from mozilla-services/logstreamer_small_files

Add support for seekjournal hashes w/ file length < 500 bytes.