Initial Commit

First commit of source files.
Remove redundant file.
Update backup processing functions. These are based on the choice activity and need to be updated for enhancedchoice.
Commit backup files now they have been rewritten for this module.
Alter language strings.
Fix bug: 'text' and 'format' are keys in an associative array and not variables.
Fix bug: language string identifier altered.
Fix bug: apply horizontal styling to display of options.
Fix bug: clean the text rather than format it. This should strip out any nasty HTML.
Fix bug: clean the text rather than format it. This should strip out any nasty HTML.
Fix bug: NEXT/PREVIOUS table field ordering incorrect.
Fix bugs: 1) typo in get_string() parameter. 2) wrong function name.
Fix bug: module name link incorrect. Also improve help message.
Fix bug: enhanced_choice_get_post_actions() should be enhancedchoice_get_post_actions().
Fix bug: prepare_choice_show_results() should be named prepare_enhancedchoice_show_results().
Comments and copyright amended.
Comments and copyright amended.
Comments and copyright amended.
Comments and copyright amended.
Merge branch 'develop'