Adding whatsapp support

Closes #282

Adding whassup pom

First iteration whatsapp backup

Use snapshot version of maven-android-plugin

https://github.com/jayway/maven-android-plugin/pull/216

Need to use our own SNAPSHOT

Close cursor

Show errors in log

Output lint results to console

API changes

Ignore MissingQuantity issues

But whatsapp messages in separate folder
Wrong folder name
Merge pull request #314 from jberkel/whats-app

Whats app
Preparing release
Enable release build + specify encoding
Use released version of libs
Link to commuinty
Create values-gr

Greek translation of the app.
Merge pull request #315 from jmdm/master

Greek translation
Handle BLOB string conversion exception
Spelling
whatsapp attachments
beta2
Updated Hungarian translation.
Set filename and name in header, also encode via RFC2231

http://www.imc.org/ietf-smtp/mail-archive/msg05023.html
Bump version
Merge pull request #316 from gLes/master

Updated Hungarian translation.
Only need whassup jar file
Ignore group messages and filter text before adding to email
Depend on released version