removePrimers bug fixes and version bump to 1.12.1

bump x.y.z versions to even y prior to creation of RELEASE_3_8 branch

bump x.y.z versions to even y prior to creation of RELEASE_3_7 branch

bump x.y.z versions to even y prior to creation of RELEASE_3_6 branch

Bug Fix: learnErrors and filterAndTrim arguments

The compress argument for filterAndTrim, and the
errorEstimationFunction argument for learnErrors, are now properly used.

Bump version to 1.4.0

Update NEWS for 1.3.5

Version bump for BioC release

Fixed memory leak in isBimera