Fits better into the scheme and makes grep^H^H^H^H Ctrl-F-ing easier.

 * Create and store a UUID when starting the projectexplorer plugin
 * Check for this UUID when reading .user files:
    * Hostnames may change due to moving between dhcp networks, etc.
    * MAC addresses do not change when booting different OSes
 * Put UUID into .user file when writting it (instead of hostname).

Task-number: QTCREATORBUG-1820

Task-number: QTCREATORBUG-1825

Done-with: Tobias Hunger

Reviewed-by: kh1

Reviewed-by: kh1

For 280541ae.

Separate value and display text for the entries, use
in ListModel example.
Rubber-stamped-by: aportale <alessandro.portale@trolltech.com>

This updates the state diagram in debuggerplugin.cpp and
renames AdapterStart{Fail}ed to EngineStart{Fail}ed.

If we where not in full help mode at least once, the engine
would still run without valid help collection due to the new
lazy initialisation, thus the right side pane would not be
able to retrieve the requested help file.

Reviewed-by: ck

Task-number: QTCREATORBUG-1818

Done-with: Thomas Hartmann

Task-number: QTCREATORBUG-1816

Fixes incorrect indentation we got previously when they were used in a
statement context.

The API addtition to BuildConfiguration of knowing of the default parser
is rather strange, but a necessary evil for this.

Reviewed-By: Thorbjorn

Task-Nr: QTCREATORBUG-514

Still far from usable.

Add a checkbox with configureable 'true'/'false' strings and illustrate
how to comment out a profile line using it in helloworld-example.

Also allow absolute file paths for deployables.

Reviewed-by: kh1

 * Should work better with errors that can happen during deployment

exist

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

 * Force use of native separators when reporting process
   start/stop information in the compile output window