Added I_Surprisingness and nII_Surprisingness to the HtreeNode data struct.
Start II_Surprisingness evaluation. Implemented getting extending links for a given leaf for super patterns.
Added comments to patternminer config example file.
Implemented finding all super patterns of a pattern after mining process.
Added super pattern relations to H-Tree data structure.
Embedded identifying super patterns in mining process.
Fixed a bug of pattern growing process that all patterns only contain one variable.
Fixed a critical lock bug in Depth-first mining.
Fixing a crash
Modified config
Merge branch 'master' of http://github.com/opencog/opencog into PM
Made Breadth-first mining as a separate part.
Testing the crash...
More test about the crash.
Merge branch 'master' of http://github.com/opencog/opencog into PM
More test about the crash.
Merge branch 'master' of http://github.com/opencog/opencog into PM
New config file for Pattern Miner.
Fixed a crash bug with Linas.
Merge pull request #1074 from shujingke/PM

Fixed  crash with Linas.