Merge pull request #1358 from manisandro/memcpy_overlapping

Avoid memcpy on overlapping memory
Merge pull request #1353 from leyan/snapping_intersection

Check snapping tolerance of both layers before validating intersection snapping
[composer] Fix crash with expression driven picture items
[composer] Small fixes to attribute table column model
[processing] new tool: random point in given extent

Work done for Faunalia funded by Prof. António Mira (University of Évora,
Portugal, Unidade de Biologia da Conservação) and Dr. Rosana Peixoto
[processing] new tool: random points in layer bounds

Work done for Faunalia funded by Prof. António Mira (University of Évora,
Portugal, Unidade de Biologia da Conservação) and Dr. Rosana Peixoto
[processing] new tool: random points within polygons

Work done for Faunalia funded by Prof. António Mira (University of Évora,
Portugal, Unidade de Biologia da Conservação) and Dr. Rosana Peixoto
 move common function to tools package
[processing] new tool: random points in polygons (variable)

Work done for Faunalia funded by Prof. António Mira (University of Évora,
Portugal, Unidade de Biologia da Conservação) and Dr. Rosana Peixoto
init random generator before creating points
[processing] new tool: random points along lines

Work done for Faunalia funded by Prof. António Mira (University of Évora,
Portugal, Unidade de Biologia da Conservação) and Dr. Rosana Peixoto
[processing] new tool: points to path

Work done for Faunalia funded by Prof. António Mira (University of Évora,
Portugal, Unidade de Biologia da Conservação) and Dr. Rosana Peixoto
disable gap parameter as it is unclear if it useful
[processing] add new output type - directory
[processing] write additional output(s) compatible withg Azimuth and Distance
plugin
follow up 5ad518afd2. Better handling of temporary directories
another follow up for 5ad518afd2. Allow use of OutputDirectory in scripts
Make composer arrow, with and without markers, better fill the bounding box area
Merge pull request #1350 from geopython/MetaSearch-0.2.0

add MetaSearch 0.2.0 (https://github.com/geopython/MetaSearch/issues/53)
add option to set max thread count