Log Message:
Update to 2.8.2

Changelog:
IMP Help 2 release 2.8.2
=========================

- Complete translation for Brazilian Portuguese
- Many improvements for existing translations
- Bugfixes:

    * Bug: 696034 - Exporting transparency docs use "Save" instead of \ 
"Export"
    * Bug: 724056 - typo reverses meaning...
    * Bug: 719859 - File#Export menu labels have been changed
    * Bug: 719971 - Grammatical error: "addressing one of the most often \ 
received complain"
    * Bug: 720479 - Apply save/export concepts on using/web.xml
    * Bug: 720209 - Typo in web filters - GIMP manual
    * Bug: 719876 - languageVocab.xml missing in 2.8.1 release
    * Bug: 719748 - Grammatical error: "GIMP 2.8 is an another important \ 
release"

contributions from: João S. O. Bueno, Daniel Mustieles, Marco Ciampa,
Rafael Ferreira, Enrico Nicoletto, Julien Hardelin, Dimitris Spingos,
Sven Claussner, kolbjoern, Róman Joost, Piotr Drąg, SimaMoto,RyōTa,
Benjamin Kerensa, Bogdan Petcu, Christian Kirbach, Konfrare Albert,
Mariana Santos, Nils Philippsen, Willer Gomes Júnior