Ignore develop branch artifacts
Display warning on drop circular reference

...in Display Condition or Calculate Condition.
Refactor/more descriptive warning message
Check mug absolute path as well as "."
Merge pull request #195 from dimagi/85054-warn-on-circ-ref

Display warning on drop circular reference in Display Condition or Calculate Condition
Roll back absolute path check

- It was broken (should have used that.form...)
- There's no way to drag/drop an absolute path anyway.
Merge pull request #196 from dimagi/85054-warn-on-circ-ref

Roll back absolute path check
Merge branch 'master' into develop

Conflicts:
	.gitignore