Fix for #8130 - WFS client: invalid columns after copy/paste.
Fallback to external httplib2 when internal is not available
[Processing][Feature] Add Concave Hull algorithm
Use QRect::united instead of unite

The unite() method has been deprecated in favor of united(). In Qt 4,
united() just calls unite(); in Qt 5, it is completely removed.
Add OpenFileGDB read-only driver option to OGR directory drivers (available in gdal-1.11.0)

- Works fine, though sometimes is assigned '-' for a CRS when CRS is unknown (unrelated to driver?)
Merge pull request #1334 from simonsonc/qrect-united

Use QRect::united instead of unite
[Plugin Manager] support multiline breaks in the about tag
[Plugin Manager] Fix voting stars
layer selection identify: show feature count and add an option to get features
of all selected layers.
[Processing]Concave Hull - dissolve bug is fixed so taking last feature
is not necessary
remove old declaration
[FEATURE] Add option for shifting markers in marker line style a set distance along the line. Supports delaying the start of markers placed at intervals, or placing markers a set distance before/after the first/last vertex (fix #9000)
Fix invalid data defined parameters for SVG fill after loading project (fix #10156)
Add SVG file filter to SVG fill pattern browse dialog (refs #6209)
Fix missing default unit types for SVG fills (fix #7699)
Fix svg fills losing fill and border color and border width settings when loading symbol dialog (fix #9945)
Fix warning
[processing] fix error when editing script help
Fix server debug log
postgres provider: fix lookup of aliased columns