[xml] xml files are not merged

outdated xml files used sometimes before for merging into xml files used
for generation are removed

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>
[xml] source xml generation based on qt version

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>
[generator] removing return-type warning from generated code

P.S. C++ should not be used for text processing in the way it is used in
qtscriptgenerator

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>
[rpm] initial version of qt5 spec

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>
qtscriptgenerator-src-0.1.0-qmake_target.path.patch

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>
[xslt] using @arch attribute selector

Some actions can be different for different architectures, so adding
selection based on arch="arch"/arch="!arch" xml attribute

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>
merge.xsl is not used

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>
refactoring: process "include" in a separate fn

Starting series (maybe) of refactoring to break enourmously huge
Handler::startElement() to separate functions for each element type

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>
[qt] fontprivate.h is used only for qt5

Signed-off-by: Denis Zalevskiy <denis.zalevskiy@jolla.com>