Also introduce a indirection, modes have now types, edit and debug have
the same type, and editors do have a prefered type of modes instead of a
prefered mode.

That fixes the bug that if the prefered qml editing mode was set to
design, then in switching between qml editors would
- in Edit Mode: stay in edit mode
- in Debug Mode: switch to debug mode

Reviewed-by: kh1

Reviewed-by: kh1

Reviewed-by: kh1

This will give an additional hint to users that they can and should
adapt the Debian template files.

Reviewed-by: kh1

Reviewed-by: kh1

We now react to the build directory being changed.

Reviewed-by: kh1

... because the files are installed even when packaging is disabled.

Reviewed-by: kh1

Disable the spinboxes once we disable packaging.

Reviewed-by: ck

Reviewed-by: kh1

Task-number: QTCREATORBUG-1614, QTCREATORBUG-1810
Reviewed-by: kh1

No difference in functionality yet.

Reviewed-by: kh1

Reviewed-by: ck

Reviewed-by: ck

Cherry-picked from 2.0 branch.

Task-number: QTCREATORBUG-1670
Reviewed-by: ck

Task-number: QTCREATORBUG-1670
Reviewed-by: ck

Task-number: QTCREATORBUG-1636
Reviewed-by: kh1

Reviewed-by: kh1

INSTALLS does not support an arbitrary target file name.

Reviewed-by: kh1

Reviewed-by: ck

Reviewed-by: kh1

Reviewed-by: kh1

Reviewed-by: kh1

Reviewed-by: kh1

It will grow.

Task-number: QTCREATORBUG-1073

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Updated the QML front-end to revision 44f3548fde7cf6a87bd3cc8bb1cc0e63cfc5ca4c of qt/kinetic-declarativeui