Mongotail

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* Recognize and support alternate casings of ``findAndModify`` and ``mapReduce``.

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* Fix authentication mechanism: was broken with latest PyMongo versions.
* Allows to set the schema in the URI (``mongodb://``).
* Add dependency to connect to MongoDB using the ``mongodb+srv://`` schema.
* Minor fixes in script and configuration files for building the app.

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* Add support to the new PyMongo driver version 4.0 (34).
* Add support to the types ``MinKey`` / ``MaxKey``
from MongoDB (35).
* Remove deprecated SSL arguments in favor of the
new *TLS* arguments.
* Remove support to Python 2.6, 3.3, and 3.4.
* Fix when a query fails Mongo doesn't
record ``nreturned`` (number of record returned).
* Fix Mongo logs ``killcursors`` operations with different
cases causing exception when parsing logs.

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* Fix bug cause "aggregate" queries not be logged.
* Minor rewording of the messages used when
the user checks or changes the profiling level.

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* Added support to cursor pagination
arguments in queries: ``limit`` and ``skip``.

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* Added BSON ``Timestamp`` type support.
* Moved address parsing code to a new library
called ``res-address`` that now it's a
Mongotail's dependency.
* Support addresses as ``:PORT/DBNAME``,
eg. ``mongotail :123/test``.
* Improved address validations.