Added tests with qualified types
ServiceRegistryImpl.getExportedServices() now return an unmodifiable set
Minor refactoring in ServiceRegistryImpl. Should improve performance by
making services set unmodifiable and non-concurrent aware
FORGE-1230: Added @Alternative test
Added missing JSR 250: Common Annotations for the Java(TM) Platform JAR
(part of CDI 1.1) in cdi-api and removed outdated dependency