Fixing an issue with targets where case sensitivity of email_address mattered. The case of the email should NOT matter. This affected the counts of targets as well as modification of targets where there were duplicate targets.

Conflicts:
	crits/core/class_mapper.py
Changing the printing of duplicate targets to json. Added a option to delete duplicate targets.
Fixing campaigns listing of targets and target counts.
Setting option to trigger to true when specified on the command line options.
Merge branch 'master' into pr/262

Conflicts:
	crits/targets/handlers.py
Merge pull request #317 from crits/pr/262

Finish #262.