Add autocentering of overview

Work funded by Tuscany Region - SITA. Contract "Support to the use
of GFOSS (Geographic Free and Open Source Software) Desktop tools"
(CIG Z3B06FA6D7).
Add unit test for autocentering of overview

Work funded by Tuscany Region - SITA. Contract "Support to the use
of GFOSS (Geographic Free and Open Source Software) Desktop tools"
(CIG Z3B06FA6D7).
Add SIP and Python unit test for overview autocentering.

Work funded by Tuscany Region - SITA. Contract "Support to the use
of GFOSS (Geographic Free and Open Source Software) Desktop tools"
(CIG Z3B06FA6D7).
Fix overview autocentering: always center, not only when the overview is not visible.

Work funded by Tuscany Region - SITA. Contract "Support to the use
of GFOSS (Geographic Free and Open Source Software) Desktop tools"
(CIG Z3B06FA6D7).
Add an update of overview on centering mode switch
fix distance matrix k and k-1 issue
[ftools] add warning for simplify tool when no one layer has been selected
If ignoreShapeEncoding is false, clear SHAPE_ENCODING after creating shapefile with SHAPE_ENCODING="" (fix #8440)
Spit: apply SHAPE_ENCODING to shape layer opening
Make sure updateFields() is called before setDisplayField for new vector layers (fix #8311)
Fix indexOf checks in setDisplayField, make sure they are case insensitive
Untranslatable strings and formatting of the raster min/max label
Fix untranslatable tooltip in project properties.
renamed "sextante" to "processing"
fix CMakeLists.txt after renaming sextante
[sextante] fix imports
[sextante] regenerate ui and resources
[sextante] more import fixes
more fixes after sextante renaming
update console for sextante renaming
also update icon