Added some generic read tag/expression fliters for use on numeric tags

[jamesemery]

No description provided.

[gatk-bot]

Travis reported job failures from build 38347
Failures in the following jobs:

Test Type	JDK	Job ID	Logs
integration	openjdk11	38347.12	logs

[droazen]

@jamesemery One small typo in one comment, otherwise looks good 👍

[codecov]

Codecov Report

Merging #7746 (b94782d) into master (c6eb337) will increase coverage by 68.309%.
The diff coverage is 82.789%.

@@               Coverage Diff                @@
##              master     #7746        +/-   ##
================================================
+ Coverage     18.644%   86.953%   +68.309%     
- Complexity      4635     36924     +32289     
================================================
  Files           1261      2218       +957     
  Lines          73745    173663     +99918     
  Branches       11768     18750      +6982     
================================================
+ Hits           13749    151006    +137257     
+ Misses         57944     16050     -41894     
- Partials        2052      6607      +4555     

Impacted Files	Coverage Δ
...ine/GATKPlugin/GATKAnnotationPluginDescriptor.java	83.851% <ø> (+46.584%)	⬆️
...ine/GATKPlugin/GATKReadFilterPluginDescriptor.java	84.615% <ø> (+32.308%)	⬆️
...nder/cmdline/PicardCommandLineProgramExecutor.java	63.636% <0.000%> (+63.636%)	⬆️
...e/argumentcollections/DbsnpArgumentCollection.java	100.000% <ø> (ø)
...llections/MultiVariantInputArgumentCollection.java	100.000% <ø> (+100.000%)	⬆️
...broadinstitute/hellbender/engine/FeatureCache.java	92.157% <ø> (+19.608%)	⬆️
...oadinstitute/hellbender/engine/FeatureContext.java	81.818% <ø> (+72.727%)	⬆️
...roadinstitute/hellbender/engine/ProgressMeter.java	93.814% <ø> (+7.899%)	⬆️
...g/broadinstitute/hellbender/engine/ReadWalker.java	100.000% <ø> (+7.407%)	⬆️
...tute/hellbender/engine/ReadlessAssemblyRegion.java	46.667% <ø> (+46.667%)	⬆️
... and 2327 more