added 2 necessary node kinds
fixes 259
fixes #261
Merge pull request #260 from exhu/master

base() proc for typeinfo module
bugfixes for thread analysis
made 'shared' a keyword
sockets: proper bugfix for solaris
'iterator' as type description
added 2 GC leak test cases
Merge branch 'master' of github.com:Araq/Nimrod
added missing type flags
Documents NULL to "" db_* transformation and return values.
Merge pull request #262 from gradha/pr_adds_some_documentation_to_db_modules

Documents NULL to "" db_* transformation and return values.
first steps for 'not nil' annotation
Merge branch 'master' of github.com:Araq/Nimrod
parser support for 'not nil' annotation
next steps for first class iterators
'return' for first class iterators
fixed recently introduced parser bugs
caas is now drivable through stdin

* added idetools --eval
* streams.readLine recognises and applies the backspace character