Minimal, in the sense that this will only allow flatbuffers.h +
generated code to work. Everything else (tests, parsing, reflection
etc.) may still not compile with stlport.

Functionality has been reduced, some utility functions are not
available.

Tested: on Linux (no stlport), Android (stlport).

Change-Id: I3f8b6a88258c07d78964dd455fb9f99f65266301

Change-Id: If927f3ea3fb3723088fa287f24bdd1ad43c8d1d1
Tested: on Linux.

Verifier computes the buffersize, useful when streaming multiple flatbuffers

Fixed bug with negative hex constants (2).

Close #3898

Don't crash if str is null

Is useful especially when we want to create a string from another message string that might be null.

Rename CONTRIBUTING to CONTRIBUTING.md

Fixed operator++. Added CreateXXX for vector types.

Added --escape-proto-identifiers command-line option.

Fix for issue #3922

Also, clean up redundant ';' at end of java classes.

same fix for general code generator

Fix for make