EvalEx 3.1.2 released

[uklimaschewski]

This release fixes two bugs with the boolean values and comparison of number values:

• Equals/NotEquals operator is now sometimes showing inconsistent behavior #428 - fixes inconsistent equals behavior by @uklimaschewski in #428 - fixes inconsistent equals behavior #430
• Broken boolean expression evaluation in version 3.1.0 #435 Fix zero with scale to boolean (3.1.x) by @stevenylai in #435 Fix zero with scale to boolean (3.1.x) #438