added menu features to menu/item.xml which corresponds to activity_item.xml
added contact selector layout, contact selector Java class with relevant methods to include a contacts email in a text field for list sharing
Most recent commit includes the contact picker and menu features in the list layout
added a list icon to each drawable folder, scaled accordingly.
bug fix
merged all changes and updates form mao2 branch into andres branch
Merge remote-tracking branch 'remotes/origin/mao2' into Nav
Merge remote-tracking branch 'remotes/origin/andres' into Nav

Conflicts:
	app/src/main/AndroidManifest.xml
	app/src/main/java/com/example/nav/listget/Activities/ItemActivity.java
changed to compat in item.xml
Merge branch 'mao2' into Nav

Conflicts:
	app/src/main/java/com/example/nav/listget/Activities/ItemActivity.java
	app/src/main/res/menu/item.xml
Added share dialog, implemented share functionality, swiperefreshlayout on itemactivity
refactoring bug fix
added duplicate validation
refactoring
SharePeopleList functionality added
editing people list activity