changed some comments to reflect corrections recently made
fixed which questions
deletes comments about several bugs that have been fixed recently, including the most recent commit about progressive aspect verbs
fixes a typo -- a missing parenthesis
adds a few more parentheses that have suddenly gone missing; seems all fixed now
speech-act rules
corrected a typo; but still doesn't work because cog-new-node doesn't like the sentence name
first phase of r2l scheme helper revisioning -- combined who/what questions with sentence templates
phase 2 of r2l rule revisioning -- y/n questions -- and some cleaning up
revised where, when, how, why questions
Many things fixed, everything tested, still some bugs, noted in comments.
Add TTable support in subsampleTable + a bit of cleaning
pattern matcher: partial fix for bug #1025

Just because a clause is grounded does not mean that all the variables
in it are grounded.
iaddtiionoal pattern matcher fixes
More fixes for bad matching.
Updated docuumentation
Pattern matcher: simplify logic slightly
Merge pull request #1072 from linas/shufix

bugfix pattern matcher for bug #1025
Unit test for bug #1025

This adds an explicit unit test for bug #1025 -- and the old
code really does crash on this unit test.
Merge pull request #1073 from linas/ground

Unit test for bug #1025