Create strings.xml

With fixed closing tag ; )
Add spanish translation
show alert if gps is turned off
Fix spanish translation

For the pull request #180
Merge pull request #180 from freekzy/check_gps

show alert if gps is turned off
Merge pull request #179 from rodmoreno/master

Add spanish translation
Merge pull request #176 from ireun/patch-2

Create strings.xml
Disable map button if fake google api key found
Merge branch 'master' of github.com:illarionov/MozStumbler into geminiScanner

Conflicts:
	res/values/strings.xml
	src/org/mozilla/mozstumbler/MainActivity.java