Aerospike

Features
- Add support for TLS on Aerospike EE
- Add support for IPV6
- Update C client to version 4.1.6

Fixes
- Fix segfault on geojson storage.
- Fix build on ubuntu 17. (Thanks mvnm !)
- Ensure environment variables to be passed to scripts. (Thanks Myz !)

Fixes
- Fix issue when trying to register an empty or non-existent lua file. _CLIENT-883_ _CLIENT-884_
- Python 2.7 unicode bin names in select are not returned. _CLIENT-485_
- Memory corruption on operation_destroy. _CLIENT-885_
- Fix for null fields in exceptions.
- Fixes for two byte issues, change to always return bytearray for unsupported bytes type.
- Improved error messages for client constructor.
- Treat key as bytes if unicode decoding fails. (Thanks mluscon!)

New Behavior
- Previous versions of Python client would attempt to share the aerospike object automatically. If this behavior is desired, you now must enable sharing via the use_shared_connection parameter. See [docs](http://pythonhosted.org/aerospike/aerospike.html).

Fixes
- Add in missing error codes so the client errors will match what is coming back from the server.
- Fix build on Alpine Linux (thanks OndraVoves!)

Features
- Support configurable scan socket write timeout for python. _CLIENT-872_
- Support truncate api for python. _CLIENT-855_

Fixes
- Update to c-client version 4.1.5.
- Stream UDFs - python udf_put() does not update client side udf. _CLIENT-820_
- Query Segfaults when a record contains a Python Blob bin which can not be deserialized. _CLIENT-880_
- Calling Map Size on a non existent bin returns a very large number. _CLIENT-843_

Fixes
- Update to c-client version 4.1.4.
- Test logic not reliable. _CLIENT-218_
- Segfault on clientinfo with incorrect arguments. _CLIENT-837_
- Python Client can trigger memory violations when calling map_* methods with incorrect arguments. _CLIENT-838_
- geo_contains_point queries fail when trying to use List or map indexes. _CLIENT-844_
- Memory leak in select() method with tuple of unicode strings. _CLIENT-846_
- Python client.list_* methods leak memory with string keys. _CLIENT-847_
- Geospatial predicate constructors leak memory. _CLIENT-849_

Fixes
- Fix memory allocation of search string when there is a user and multiple hosts. _CLIENT-840_