Add qmc.spec

Don't use relative paths.

Build from the top-level project.

Add subpackaging

Package the missing files.
Add toplevel project file

Toplevel project file to compile all in one pass.
Add appendData() for ARMv7Assembler
qmcloader development files

 * still lacks customisable install paths
 * install also 3rdparty includes
Add test for c++ subitem.
Add QrcCompiler and QrcLoader classes to qmc libs.

Use to compile and load all files in .qrc files
Add multipleitems example that have external qml/js/c++

This uses qrcloader and qrccompiler to compile and link everything.
Build/install tests and examples
Bump the base version to 5.3.0 to explicitly state this compiler version is
compatible with QtDeclarative 5.3.0.
Build/install multipleitems example
spec: Install multipleitems example
spec: Remove duplicate entry
Install headers and pkgconfig for qmccompiler
spec: Install qmccompiler's pkgconfig and headers for devel package
Add / for if caller don't
Setup multipleitems so qml and final binary can be compiled with one command

All the application files move to the 'app' directory. 'compile' directory
contains the files to compile. The app gets a extra *.res that the compile
command uses, this way the paths works out.
Change qrc compiling/loading to work with subdir paths
Show clearly what fails
Comment cleaning for now, doesn't work with subpaths
Take into consideration user ld path