Fixes issue #1302

[flovilmart]

fixes #1302

When querying with include on an array of pointers, filter out the nulls and undefined to keep it going AND to have properly set result arrays sent to the client

[codecov-io]

Current coverage is 93.05%

Merging #1314 into master will not affect coverage as of b718cda

@@            master   #1314   diff @@
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  Files           84      84       
  Stmts         5301    5302     +1
  Branches       969     970     +1
  Methods          0       0       
======================================
+ Hit           4933    4934     +1
  Partial         11      11       
  Missed         357     357       

Review entire Coverage Diff as of b718cda

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[drew-gross]

Nice. We are coming across edgier and edgier edge cases now. I think that means we are starting to become stable.

[flovilmart]

Yeah and those are relatively trivial and quick fixes. The longest is to write the test case