Remove hard dependency on Qt plugins; make their resolution optional. Without this, most of Carbide fails to load if any Qt plugin is missing.
bin.includes = plugin.xml,\
META-INF/,\
plugin.properties,\
schema/
src.includes = bin/com/
jars.compile.order = bin/componentAPI.jar
output.bin/componentAPI.jar = bin/
source.bin/componentAPI.jar = src/