1. Index  of bound exception - fix
1. Small improvement on TweeterInjector
1. Fix for injecting tweets.  Tweets never won't appears at "view/export" page without that.
1. one more fix for ChannelBufferManager.
1. "One row per tweet" is done for "Interactive View/Download" page.
persister channel name modification for new Collection class; tagger hidden bug fix
aidr-common module for module-wide common codes
using aidr-common
using aidr-common
using aidr-common
Unnecessary logging turned off
Added persister capability to SMS
Merge branch 'master' of github.com:qcri-social/AIDR

Conflicts:
	aidr-output/src/main/java/qa/qcri/aidr/output/getdata/ChannelBufferManager.java
1. " "Undefined" message in public interactive view/download page"  bug is fixed.
Fixed db_attributes SQL syntax
Fixed docType spell
Display the correct noun: "tweet" or "sms" depending on the collection type
added a new public service call "get collection by code"
Merge remote-tracking branch 'upstream/master'