Contributions for last deliverable Miguel Ligero Arbesú

[miguelliar]

These are the issues I worked in for the last deliverable:
Documentation update
#167
Changed and improved documentation

Creating a button to send location
#176
Created a floating button that sends location

Sending information with location
#173
Created a formulare that displays with title and comment that will be displayed with your location.

Fixed a bug in login
#160
The bug froze the app

Help support in mobile app
#251
Created a whole help support for the mobile app

Help support of basic usage
#252
Created a basic help support

Help support for sending locations
#253
Created a help support for sending locations

Solved several bugs
#272
Solved several bugs that are explained in the issue

Deploying apk
#273
Deployed an apk