* Improves url widget
Opens url in custom chrome tab by default

* Adds options menu in AdminPreferences for devices not having hardware menu button

* Modifies the AdminPreferencesActivityTest

* Adds spinner layout xml
Merges style.xml and styles.xml into style.xml

* uses the accent color to show selected item
removes the "remove response" from dropdown list when no item is selected

* Removes unused resources

* Adds style to the spinner
Removes tint color from "Remove Response" in drop down list

* Improves label, list and list multi widgets

* label color --> black
font size --> questionFont size

* Adds XML for list widget item
Refactors ListWidget

* Refactors ListWidget

* Adds XML for multi list widget
Refactors MultiListWidget

* Refactors LabelWidget

Settings redesign

# Conflicts:
#	collect_app/src/main/res/values-de/strings.xml
#	collect_app/src/main/res/values-es/strings.xml
#	collect_app/src/main/res/values-fr/strings.xml
#	collect_app/src/main/res/values-it/strings.xml
#	collect_app/src/main/res/values-ja/strings.xml
#	collect_app/src/main/res/values-km/strings.xml
#	collect_app/src/main/res/values-sv-rSE/strings.xml
#	collect_app/src/main/res/values-th-rTH/strings.xml
#	collect_app/src/main/res/values-uk/strings.xml
#	collect_app/src/main/res/values/strings.xml