Singular/Sources — pull request #181 by alexanderdreyer (2012-09-07 10:47:37+00:00)
Title: Extension: adding 'reference' and 'shared' to spielwiese

This the spiewiese merger the of pull request #180:

Note: the following commits from master have to cherry-picked first:

commit faf0ea2af7c0aff44ffbaa85c0a6f98e15eaea7e
fix: special hanndling of proc calls

commit 72a26b8d77539e7bbfb54f9cd00973ebd2a60270
chg: look up also in arg2 bb table