Updating Slovak translation strings file.
Merge branch 'master' into slovak
Fix crash when authentication fails. Fix #7913

- Fix pointer dereferencing
- Remove call to uninitialized button
As stated by Valgrind:

==13851== Use of uninitialised value of size 8
==13851==    at 0x9961780: QWidget::setEnabled(bool) (in /usr/lib/x86_64-linux-gnu/libQtGui.so.4.8.2)
==13851==    by 0x27600FB1: QgsWFSSourceSelect::capabilitiesReplyFinished() (qgswfssourceselect.cpp:211)
==13851==    by 0x2760B78F: QgsWFSSourceSelect::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (moc_qgswfssourceselect.cxx:156)
==13851==    by 0x93F554E: QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (in /usr/lib/x86_64-linux-gnu/libQtCore.so.4.8.2)
==13851==    by 0x2760A458: QgsWFSCapabilities::gotCapabilities() (moc_qgswfscapabilities.cxx:103)
==13851==    by 0x275F88CD: QgsWFSCapabilities::capabilitiesReplyFinished() (qgswfscapabilities.cpp:156)
==13851==    by 0x2760A331: QgsWFSCapabilities::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (moc_qgswfscapabilities.cxx:54)
==13851==    by 0x93F554E: QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (in /usr/lib/x86_64-linux-gnu/libQtCore.so.4.8.2)
==13851==    by 0xA46E824: ??? (in /usr/lib/x86_64-linux-gnu/libQtNetwork.so.4.8.2)
==13851==    by 0xA4DC904: ??? (in /usr/lib/x86_64-linux-gnu/libQtNetwork.so.4.8.2)
==13851==    by 0x93F4A2D: QObject::event(QEvent*) (in /usr/lib/x86_64-linux-gnu/libQtCore.so.4.8.2)
==13851==    by 0x991470B: QApplicationPrivate::notify_helper(QObject*, QEvent*) (in /usr/lib/x86_64-linux-gnu/libQtGui.so.4.8.2)
==13851==
Add missing signal/slot connection, for limiting labels drawn
Advertised WFS URL

Like WMS services, users can configure an advertised URL for WFS
services.
If no advertised WFS URL is specified, QGIS-Server looked at the
advertised WMS URL.
GRASS - set correctly qtermwidget font, fixes #7340
more Quantum GIS => QGIS updates
Keep selection if exchanging ids for added features, safety check for 0 geometry in splitFeatures method
set correctly raster block nodata if layer extent or resolution is smaller than requested, fixes #7209
nl update
Merge pull request #624 from rduivenvoorde/nl

nl update
GRASS shell cursor shift fix better
Merge pull request #623 from biolds/master

Fix crash when authentication fails. Fix #7913
Add GetContext request to QGIS WMS Server

This non standard request retruns the QGIS project as an OWSContext
document version 0.3.1.
This request gives more interoperability to QGIS Server that can be
directly used in client supporting OWSContext as config file.
This function has been funded by Ifremer.
JTSK EPSG codes update, added new codes, updated existing.

INSERT INTO tbl_srs VALUES (NULL,'S-JTSK (Greenwich) / Krovak','krovak','bessel','+proj=krovak +lat_0=49.5 +lon_0=24.83333333333333 +alpha=30.28813972222222 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=589,76,480,0,0,0,0 +pm=greenwich +units=m +no_defs',5513,'EPSG','5513',0,0);

INSERT INTO tbl_srs VALUES (NULL,'S-JTSK (Greenwich) / Krovak East North','krovak','bessel','+proj=krovak +lat_0=49.5 +lon_0=24.83333333333333 +alpha=30.28813972222222 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=589,76,480,0,0,0,0 +pm=greenwich +units=m +no_defs',5514,'EPSG','5514',0,0);

INSERT INTO tbl_srs VALUES (NULL,'S-JTSK (Ferro) / Krovak East North','krovak','bessel','+proj=krovak +lat_0=49.5 +lon_0=42.5 +alpha=30.28813972222222 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=589,76,480,0,0,0,0 +pm=ferro +units=m +no_defs',5221,'EPSG','5221',0,0);

-- Add alpha to 2065
UPDATE tbl_srs set parameters = '+proj=krovak +lat_0=49.5 +lon_0=42.5 +alpha=30.28813972222222 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=589,76,480,0,0,0,0 +pm=ferro +units=m +no_defs'  WHERE auth_id = '2065';

-- Add towgs84 to 102067
UPDATE tbl_srs set description = 'S-JTSK (Greenwich) / Krovak East North', parameters = '+proj=krovak +lat_0=49.5 +lon_0=24.83333333333333 +alpha=30.28813972222222 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=589,76,480,0,0,0,0 +pm=greenwich +units=m +no_defs', deprecated = 1 WHERE auth_id = '102067';
Fix width of line decoration for selected features (ticket #7410)
More const correctness and pass-by-ref
Further reduction of instance copies
OGR provider - virtual sublayers for each geometry type in multi geometry layers, fixes #7895
[pyqgis-console] shows info messages also for temporary scripts