Added DownloadActivity

Created a DownloadActivity.
Added SignUpActivity

Added SignUpActivity
Merge branch 'master' of https://github.com/srklonaris/HealthAtHome

Conflicts:
	AndroidManifest.xml
	bin/AndroidManifest.xml
	bin/HealthAtHome.apk
	bin/classes.dex
	bin/classes/com/example/healthathome/InquiryDetailActivity.class
	bin/classes/com/example/healthathome/InquiryDetailFragment.class
	bin/classes/com/example/healthathome/InquiryListActivity.class
	bin/classes/com/example/healthathome/R$drawable.class
	bin/classes/com/example/healthathome/R$id.class
	bin/classes/com/example/healthathome/R$layout.class
	bin/classes/com/example/healthathome/R$menu.class
	bin/classes/com/example/healthathome/R$string.class
	bin/classes/com/example/healthathome/R$style.class
	bin/resources.ap_
	gen/com/example/healthathome/R.java
	res/values/strings.xml