Doc squash - check_function, has_equal_ast, call tests

[machow]

squashed:

commit d1efd6a25a51d29292a211580236ff0c6da5be59
Merge: cb2836b ef3cf4a
Author: Michael Chow machow@princeton.edu
Date: Thu Jan 5 10:39:46 2017 -0500

Merge branch 'master' into doc-update

commit cb2836b
Author: Michael Chow machow@princeton.edu
Date: Thu Jan 5 10:20:54 2017 -0500

Update has_equal_ast.md

commit 869d1e9
Author: Michael Chow machow@princeton.edu
Date: Thu Jan 5 10:20:33 2017 -0500

Update has_equal_ast.md

commit 70eaab9
Author: Michael Chow machow@princeton.edu
Date: Thu Jan 5 10:10:11 2017 -0500

Create has_equal_ast.md

commit 9bf24d2
Author: Michael Chow machow@princeton.edu
Date: Thu Jan 5 10:09:07 2017 -0500

Update index.rst

commit 1ecc95a
Author: Michael Chow machow@princeton.edu
Date: Thu Jan 5 10:07:04 2017 -0500

Update part_checks.rst

commit 74be751
Author: Michael Chow machow@princeton.edu
Date: Thu Jan 5 10:06:36 2017 -0500

Update part_checks.rst

commit 570dab0
Author: Michael Chow machow@princeton.edu
Date: Thu Jan 5 09:51:39 2017 -0500

Update expression_tests.md

commit 919cafe
Author: Michael Chow machow@princeton.edu
Date: Thu Jan 5 09:50:01 2017 -0500

Update expression_tests.md

commit 21da399
Author: Michael Chow machow@princeton.edu
Date: Thu Jan 5 09:44:00 2017 -0500

Update expression_tests.md

commit f3b4fe2
Author: Michael Chow machow@princeton.edu
Date: Thu Jan 5 09:28:19 2017 -0500

Update part_checks.rst

commit e886696
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 18:00:30 2017 -0500

Update spec2_summary.rst

commit b49560d
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 17:57:23 2017 -0500

Update part_checks.rst

commit 16fd7e1
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 17:50:03 2017 -0500

Update part_checks.rst

commit 581f8ab
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 17:47:46 2017 -0500

Update part_checks.rst

commit 6f7e0a7
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 17:47:10 2017 -0500

Update part_checks.rst

commit 83ba826
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 17:40:54 2017 -0500

Update part_checks.rst

commit a917161
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 17:40:23 2017 -0500

Update part_checks.rst

commit 018cd38
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 17:39:58 2017 -0500

Update part_checks.rst

commit 6b07998
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 17:34:59 2017 -0500

Update part_checks.rst

commit 243ad0c
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 17:14:15 2017 -0500

Update part_checks.rst

commit 15daa43
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 16:55:40 2017 -0500

Update quickstart_guide.md

commit 3adf522
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 16:54:48 2017 -0500

Update quickstart_guide.md

commit f649b36
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 16:52:25 2017 -0500

Update quickstart_guide.md

commit 72ebbe7
Author: Michael Chow machow@princeton.edu
Date: Wed Jan 4 16:47:01 2017 -0500

doc - fix indexing to be 0-based