Issue #40 - Read double entry flag from survey definition
Issue #40 - Add double entry functionality in FreetextQuestionView

* Capture the response if both answers match
* or if no double entry is required
Issue #40 - Warn the user on unmatched responses

* Check for double entry errors
* Disallow the user from submitting unmatched answers
Issue #40 - Warn if the first field is modified
Issue #40 - Leave unmatched texts after warning

* Only delete validation rules violations (i.e. number too long)
Issue #40 - Modify local scope variable

* readOnly flag was directly modifying the class level attribute.
Issue #40 - Move hard-coded string to resources
Merge branch 'feature/doubleentry' into develop

Conflicts:
	survey/src/com/gallatinsystems/survey/device/view/FreetextQuestionView.java