Sarasvati 1.0.0 RC2

Sarasvati 1.0.0 RC2 is a useful utility designed with a simple core which allows for different implementations.

For example one may change the persistence mechanism (or avoid it altogether), change token representation or build additional functionality on top. 

Major Features:

1. Simple graph execution based core
2. Backtracking
3. Process Definition/Graph Visualizations
4. Process Visualizations
5. Process level attributes
6. Token attributes: Efficient copy-on-write database storage of token attributes
7. Execution history available through 'immutable' tokens
8. Node guards allow bypassing nodes or discarding tokens for flow control: Domain specific language (Rubric) for user understandable guards
9. XML file format for process definitions
10. Java implementation
    • Hibernate backed engine for DB persistence
    • Memory backed engine for cases where persistence is not required.
11. Haskell implementation
    • HDBC backed engine
    • Memory backed engine

Enhancements:

• Issue 32:  VISUAL: Cleanup image map visualization APIs
• Issue 33:  VISUAL: Add arc label display to visualizations
• Issue 34:  VISUAL: Speed up icon rendering