Added language-sensitive fallbacks for print specification box's title and author text fields' hints

in absence of configured hints
Merge branch 'language_sensitive_fallback' into develop
Displayed available fields in a list
Changed missing-field error message to only appear if none of the configured fields is in a search layer
Merge branch 'clarify-layer-field-error-display' into develop
Merge commit 'b897a317845d1885150cedca9f7756391677dcf4' into develop
Specified the layers that are to appear in map print legends
Merge branch 'only-op-layers-in-legend' into develop
Stored popup template with individual layers so that each search layer can have a unique template
Merge branch 'store_layer_specific_popup_template' into develop
Merge branch 'master' into develop
#153 Added two new languages Turkish (tr) and Thai (th)
Improved interaction between point and polygon highlights and blocked display of empty popup
Merge branch 'revise_popup_template_for_empties' into develop
JSLinted
Merge branch 'jslinting' into develop
Merge branch 'master' into develop
Filled in some documentation about theme color definition
W3C Markup Validation
Added placeholders for new language strings and new languages