Make derivative wrappers direction aware

[YingboMa]

This PR needs JuliaDiff/FiniteDiff.jl#65

[ChrisRackauckas]

Test failures

[coveralls]

Coverage increased (+0.02%) to 77.772% when pulling 51cb1c1 on myb/dir into de67cfd on master.

[codecov]

Codecov Report

Merging #802 into master will increase coverage by 0.02%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master     #802      +/-   ##
==========================================
+ Coverage   80.07%   80.09%   +0.02%     
==========================================
  Files          88       88              
  Lines       29338    29340       +2     
==========================================
+ Hits        23493    23501       +8     
+ Misses       5845     5839       -6

Impacted Files	Coverage Δ
src/misc_utils.jl	85.71% <100%> (+0.71%)	⬆️
src/derivative_wrappers.jl	85.5% <100%> (ø)	⬆️
src/perform_step/sdirk_perform_step.jl	86.89% <0%> (+0.88%)	⬆️

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