Run the dispatching in simplify() first
Always sympify in simplify()
Add fastcache as an optional depency.  Use fastcache for travis tests
Updated to fastcache 0.4.0 api and change test splits with fastcache
Add check to ensure that proper version of fastcache is being used
Refactor tests - use fastcache by default
Add NOFASTCACHE to pypy and sphinx tests and ensure that fastcache is not used in conjuction with pypy
only test polys and plotting for 2.7 and 3.4 for GMPY and MATPLOTLIB
Merge branch 'master' into simplify-dispatch

Conflicts:
	sympy/simplify/simplify.py
Merge branch 'simplify-dispatch' of github.com:asmeurer/sympy into simplify-dispatch
switch from NOFASTCACHE="true" to FASTCACHE="false"
Merge branch 'sympy_up' into fastcache_pr
Merge pull request #7737 from pbrady/fastcache_pr

Add fastcache as an optional depency.  Use fastcache for travis tests
Merge pull request #7701 from asmeurer/simplify-dispatch

Run the dispatching in simplify() first
Merge branch 'master' of https://github.com/sympy/sympy into orienters
Added measure_numbers and fixed bugs