Task-number: QTCREATORBUG-2924
Reviewed-by: ck

Task-number: QTCREATORBUG-3090
Reviewed-by: ck

We must not call updateFilterPage() when the "Options" dialog
is not currently open.
Without this patch, Creator will crash on a documentation update
if that dialog has been opened at least once and is currently closed.

Reviewed-by: kh1
Reviewed-by: con

Introduces a ICore::userInterfaceLanguage method, which centralizes the
previous qApp property hack for help and designer integration.

Reviewed-by: Friedemann Kleint

Make sure that help/helpmanager.h is before coreplugin/helpmanager.h
in the INCLUDEPATH.

... instead of running a sed script over a lot of files on each
version increment.

Clean icore.h.

Reviewed-by: con

Reviewed-by: ck

Reviewed-by: con

This happens because the may have a different name (like it's frament)
which we now look for while parsing the html for the function name.

Task-number: QTCREATORBUG-2217
Reviewed-by: ck

Should have been done earlier. 2.1.80 was burned in the pre-2.1.0->2.0.1
days, and we'd like to have odd subminor for 'working' and even subminor
numbers for pure cherry-picking release branches anyway.

Task-number: QTCREATORBUG-2080
Reviewed-by: ck

Task-number: QTCREATORBUG-2326

Task-number: QTCREATORBUG-2335

Fix README, some spelling errors, remove contractions,
exclamation marks, correct some plural forms, join split messages.
Add QCoreApplication::translate to non-Q_OBJECT-classes.
Fix some lupdate warnings about discarding meta-data (//:).

Merge-request: 172
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@nokia.com>

 * Fix all warnings about non-explicit constructors except for those
   in 3rdparty code.