Merge pull request #11 from qgispt/master

pt_PT Portuguese translation by Sandra Lopes
Remove doc from Make because it throws an error
[BUG] Flip Multilines, too

fixes #10674
Use WkbType instead of geometryType in all tools
Add Sandra Lopes to list of contributers
Add ABOUT to plugin menu, fixes #9555
[VERSION] 0.4.4
[VERSION] 0.4.5 fixes #10856

Create new parent class for all tools to check allowed geometries
Change the plugin to use the new classes
[FEATURE] Extract part of multi geometry as new feature
[BUG] Use new method for feature form, fixes #10857
Update German translation
Copy attributes of parent feature when extracting part
Update French translation thanks to Jean-Cyril Notter
Completed pt translation for 0.4.4
pt translation for 0.4.5