Fixed copyright and contact headers

Removed deprecated "all rights reserved" strings
Changed contact details to qt-project.org/legal

Used the following command:

find . -path '*/3rdparty/*' -prune -o  -exec grep -ilI -E
'.*Copyright.*Nokia.*|.*Contact.*' {} \; | tee
>(xargs sed -i -r '1,50 { /INdT|copy[a-z]*[ ]*=/ !{
s/(^[ \t:#*;/"\\-]*)([a-z ]*)(Copyright.*Nokia.*)/
\1\2Copyright \(C\) 2013 Digia Plc and\/or its subsidiary\(-ies\)\./I
}}') >(xargs sed -i -r '1,50 s/(^[ \t:#*;/"\\-]*)
(.*info@qt\.nokia\.com.*|.*INSERT EMAIL ADDRESS.*
|.*qt-info@nokia\.com.*|.*qt-label1@nokia\.com.*
|.*http:\/\/qt\.nokia\.com\/contact.*|.*qt-sales@nokia\.com.*
|.*http:\/\/www\.qt-project\.org\/.*)/
\1Contact: http:\/\/www\.qt-project\.org\/legal/I') >(xargs
sed -i -r '1,50{/(^[ \t:#*;/"\\-]*)(all rights reserved.*)/Id}')

Change-Id: Ic57037fd897a54440e4bad0939ee2bf9f1dfcd5d
Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>
Reviewed-by: Janne Anttila <janne.anttila@digia.com>