Now connects to server. Asks for id if there is none. Stores ids across sessions. Images added.
Merge branch 'master' of https://github.com/madisonmay/LinkEd_Android

Conflicts:
	.idea/workspace.xml
	out/production/main/LinkEd/linked/R$drawable.class
	out/production/main/LinkEd/linked/R$id.class
	out/production/main/LinkEd/linked/R$layout.class
	out/production/main/classes.dex
	out/production/main/com/zhomans/linked/Group.class
	out/production/main/com/zhomans/linked/MainActivity.class
	out/production/main/com/zhomans/linked/MyExpandableListAdapter.class
	out/production/main/main.afp.apk
	out/production/main/main.apk
	out/production/main/main.apk.res
	out/production/main/main.unaligned.apk