Text Highlight directive

[Blackbaud-AdamHickey]

Text highlight directive for github issue #775

[Blackbaud-AdamHickey]

I think this is an IE problem. Looking into it.

[codecov-io]

Codecov Report

Merging #833 into rc-ng4-upgrade will decrease coverage by 0.02%.
The diff coverage is 98.64%.

@@                Coverage Diff                 @@
##           rc-ng4-upgrade     #833      +/-   ##
==================================================
- Coverage             100%   99.97%   -0.03%     
==================================================
  Files                 290      293       +3     
  Lines                4902     4976      +74     
  Branches              615      625      +10     
==================================================
+ Hits                 4902     4975      +73     
- Misses                  0        1       +1

Impacted Files	Coverage Δ
...modules/text-highlight/text-highlight.directive.ts	100% <100%> (ø)
...rc/modules/text-highlight/text-highlight.module.ts	100% <100%> (ø)
src/modules/mutation/mutation-observer-service.ts	80% <80%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 25d137f...b286d26. Read the comment docs.