Drastically improve the parsing
Add ast parsing and tests
Remove parse_init and move the code into the BEGIN block.
Add code for ast checking
Add parameter already delared detection
Build tuples for parameter nodes in ast checking
Update test plan
Solved silly bug in ast_print_subtree.
Update tests after solving bug in 822e739e657dac75babbbba863a56e4e054e8507
Add handling for prod operator
Add eq operator
Testing ast check
Add code for building command line from template and tuples
Add dimension handling.
First attempt of integrating the ast part with the run part.
Implement standard ordering for tuples.
Result db now works
Removed annoying x permission on Using.pm
Objectify Result_Db so one can create multiple instances.
cosmetic changes