Fixed PHP-859: MongoCollection::save() with options crashes.
Merge branch 'v1.4'
Merged pull request #491
Fixed PHP-763: Protos for Mongo and MongoClient
Merged Pull Request #489

* pull-request/489:
  Fixed PHP-763: Protos for Mongo and MongoClient
Fixed PHP-851: Add MONGO_HAVE_* constants and make sure MINFO contains this too
Merged Pull Request #488

* pull-request/488:
  Fixed PHP-851: Add MONGO_HAVE_* constants and make sure MINFO contains this too
Fixed PHP-858: Crash when extending Mongo and MongoClient classes and not calling its constructor
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Merged Pull Request #490

* pull-request/490:
  Add a comment why this check is needed, as per PR review
  Fixed PHP-858: Crash when extending Mongo and MongoClient classes and not calling its constructor
Merge branch 'v1.4'

* v1.4:
  Add a comment why this check is needed, as per PR review
  Fixed PHP-858: Crash when extending Mongo and MongoClient classes and not calling its constructor
CID-11036: Fix memory leak when we can't connect to a server