Renumbering commandline, pdll_arm and toolchain_macro tests to avoid duplicates. Renaming qt_helloworld, commandline and whatcomp to match the test and file names. Allocating ids to qt_helloworld and apply_usecases. Fixing typo in commandline test and enabling it so it actually runs.

#!/bin/bash

# script to generate exports for this component

# copy ../win32/* to /tools/sbs/win32/bv

find ../win32 -type f -print | grep -v 'distribution.policy.s60' | sed 's!\.\./win32\(.*\)!\.\./win32\1 /tools/sbs/win32/bv\1!' > exports.inf