[backport/lib_database] Rename cleanTable() to removeQuotes and add makeNull()
[backport/lib_general] Add microsecond date format function
[backport/lib_general] Remove @throws reference
[backport/lib_general] Add getNonNull()
[backport/lib_general] Fix bug in getNonNull()
[backport/lib_database] Add support for spaces in pivot names
[backport/lib_database] Retain NULL values in data set
[backport/lib_database] Standardize dataPoint and heading return values
[backport/lib_general] Add arrayReplaceNull()
[backport/lib_general] Add arrayFillMissing()
[backport/lib_general] Fix bug where trailing NULLs were filled with 0s
[backport/lib_database] Add database name to exception warning.
[backport/lib_database] Merge commit 'c49a00a873ed63841dd1f1bb35f9e64b4a27577a' into features
Split 'lib_general/' into commit '65bc7d41f729d210fd8463ae21831b1f2e7f1faa'

git-subtree-dir: lib_general
git-subtree-mainline: 21da6e95fcf7289cb09596e8de10a3fc41bf196b
git-subtree-split: 65bc7d41f729d210fd8463ae21831b1f2e7f1faa
[backport/lib_database] Merge commit 'e83d56cfb79e21194241226d008d0a6f446cc9d1' into features
Merge commit 'e83d56cfb79e21194241226d008d0a6f446cc9d1' into features
Split 'lib_database/' into commit 'a217b337a6666e247ff733dd47561d5623ce20ef'

git-subtree-dir: lib_database
git-subtree-mainline: 5e0ef55c6c686c5cbfac43ba27bd8dceba96767f
git-subtree-split: a217b337a6666e247ff733dd47561d5623ce20ef
Add meta-data