Revert 1798 feature/elementwise checks part 2

[bbbales2]

Summary

Adding some missing tests

Fixes #1983

Tests

The check_finite tests were missing tests for std::vector<std::vector<T>> which is why #1641

Release notes

Added missing tests to check_finite

Checklist

• Math issue Missing check finite tests #1983

• Copyright holder: Columbia University

  The copyright holder is typically you or your assignee, such as a university or company. By submitting this pull request, the copyright holder is agreeing to the license the submitted work under the following licenses:
  - Code: BSD 3-clause (https://opensource.org/licenses/BSD-3-Clause)
  - Documentation: CC-BY 4.0 (https://creativecommons.org/licenses/by/4.0/)

• the basic tests are passing

  • unit tests pass (to run, use: ./runTests.py test/unit)
  • header checks pass, (make test-headers)
  • dependencies checks pass, (make test-math-dependencies)
  • docs build, (make doxygen)
  • code passes the built in C++ standards checks (make cpplint)

• the code is written in idiomatic C++ and changes are documented in the doxygen

• the new changes are tested

[stan-buildbot]

---

Name	Old Result	New Result	Ratio	Performance change( 1 - new / old )
gp_pois_regr/gp_pois_regr.stan	3.91	3.99	0.98	-2.12% slower
low_dim_corr_gauss/low_dim_corr_gauss.stan	0.02	0.02	1.0	-0.0% slower
eight_schools/eight_schools.stan	0.09	0.1	0.95	-5.21% slower
gp_regr/gp_regr.stan	0.19	0.19	1.0	0.47% faster
irt_2pl/irt_2pl.stan	5.33	5.31	1.0	0.36% faster
performance.compilation	86.5	85.48	1.01	1.18% faster
low_dim_gauss_mix_collapse/low_dim_gauss_mix_collapse.stan	7.57	7.57	1.0	0.03% faster
pkpd/one_comp_mm_elim_abs.stan	26.77	27.17	0.99	-1.49% slower
sir/sir.stan	114.3	114.6	1.0	-0.26% slower
gp_regr/gen_gp_data.stan	0.04	0.04	0.98	-2.2% slower
low_dim_gauss_mix/low_dim_gauss_mix.stan	2.99	2.99	1.0	-0.11% slower
pkpd/sim_one_comp_mm_elim_abs.stan	0.38	0.4	0.96	-3.96% slower
arK/arK.stan	1.73	1.73	1.0	-0.26% slower
arma/arma.stan	0.62	0.59	1.05	4.42% faster
garch/garch.stan	0.6	0.6	1.0	-0.36% slower
Mean result: 0.994143573773

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Jenkins Console Log
Blue Ocean
Commit hash: 54fd022

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Machine information

ProductName: Mac OS X ProductVersion: 10.11.6 BuildVersion: 15G22010

CPU:
Intel(R) Xeon(R) CPU E5-1680 v2 @ 3.00GHz

G++:
Configured with: --prefix=/Applications/Xcode.app/Contents/Developer/usr --with-gxx-include-dir=/usr/include/c++/4.2.1
Apple LLVM version 7.0.2 (clang-700.1.81)
Target: x86_64-apple-darwin15.6.0
Thread model: posix

Clang:
Apple LLVM version 7.0.2 (clang-700.1.81)
Target: x86_64-apple-darwin15.6.0
Thread model: posix

[rok-cesnovar]

Thanks!