[fix] Baggy theme navigation bug #485
[add] Empty cache after changing theme #503
[add] empty cache after changing language #492
[fix] hover problem with logout link #489
some baggy theme fixes and enhancement: issue #479
Merge pull request #510 from mariroz/dev

some baggy theme fixes and enhancement: issue #479
fix of #509, related to php 5.3
Create pt_BR.utf8.mo
Add brazilian portuguese (pt-BR) translation
	modified:   locale/pt_BR.utf8/LC_MESSAGES/pt_BR.utf8.mo
	renamed:    locale/pt_BR.utf8/LC_MESSAGES/pt_BR.utf8.mo -> locale/pt_BR.utf8/LC_MESSAGES/pt_BR.utf8.po
Merge pull request #513 from camporez/dev

Brazilian portuguese translation
Syntax fix.

I think this will be the smallest commit I'll ever make.
Merge pull request #515 from mariroz/dev

fix of #509, related to php 5.3
[add] label for brazilian language on config screen
effect of block rebuilding on next page removed, issue #479
effect of block rebuilding on next page removed, issue #479
Merge pull request #517 from mariroz/dev

effect of block rebuilding on next page removed, issue #479
Merge branch 'dev' of https://github.com/wallabag/wallabag into dev
[fix] #490 flattr icon in baggy theme
[fix] #483 pdo_sqlite not required if we want mysql / pgsql
road to 1.5.3