* Added to_record to most containers (everything except Vector_N)
  * to_record provides access to the underlying Knowledge_Record for information like clock, type, etc.
* Added to_record to Integer_Vector and Double_Vector that aggregates the vector into a native integer/double array inside of a knowledge record
* Updated version to 1.7.9

git-svn-id: http://madara.googlecode.com/svn/trunk@1339 2850746a-f1c8-11dd-b507-8b4ecd5210be