Merge pull request #7622 from skirpichev/7335-finiteset-args-fix

Drop FiniteSet(iterable) syntax
split tests into thirds
Split tests into fourths since the 1/3 split timesout
split GMPY tests into fourths as well since some timeout depending on
Travis load
Added deprecation warning to LagrangesMethod

Added a deprecation warning to LagrangesMethod for the new interface of
hol_coneqs and nonhol_coneqs. Updated tests to reflect change.

Also added rolling disc test for lagrange.
Revert to using msubs in KM.to_linearizer

It's slightly slower to partition with msubs than using KM._f_d
and KM._k_d, but results in a significantly smaller expression
size - yielding overall gains.
Don't use the matplotlib printer if matplotlib raises an exception

Fixes #2822.
Use \left [/(/{ \right ]/)/} for latex of lists, tuples and dicts

This makes them still work with the matplotlib.mathtext renderer, which
doesn't support matrices.
Add test for issue 7181. Fixes #7181.
XFAIL the test in test_args
Merge pull request #7695 from debugger22/7181

Add test for issue 7181.
Adding functions to coordsysrect
Merged with master
Corrected a typo. Changed an to a
update issue numbers in some tests [skip ci]

See original issue describing the issues migration
at https://github.com/sympy/sympy/issues/7235
Merge pull request #7712 from sarwarc/solvers

Corrected a typo. Changed an to a
Fix latex doctests
Always sympify in simplify()
Added new orientation methods to CoordSysCartesian
Merge branch 'master' of https://github.com/sympy/sympy into basicvector