Started Brazilian Portuguese translation of strings in uilang.h
improving brazilian portuguese translation of uilang.h strings
Merge pull request #61 from Metamaquina/brazilian_portuguese_translation

Brazilian portuguese translation
Delayed extruder cooler turn off
Added invertig power signal configuration
Fixed autoturnoff for extruderfan
Version 0.81
Merge branch 'development' of https://github.com/repetier/Repetier-Firmware into development

# By repetier (4) and Rafael Moretti (2)
# Via repetier
* 'development' of https://github.com/repetier/Repetier-Firmware:
  Version 0.81
  Fixed autoturnoff for extruderfan
  Added invertig power signal configuration
  Delayed extruder cooler turn off
  improving brazilian portuguese translation of uilang.h strings
  Started Brazilian Portuguese translation of strings in uilang.h

Conflicts:
	Repetier/Configuration.h