Fix Issue #300 reduce CDash warnings and errors

Remove cdash warnings for unused variables, type cast (including HDF5
char vs. int8) and virtual functions overloads.

Fix collective metadata for attributes

Fix for issue #295

Missing cmake FCInterface macro FC_GLOBAL for non-MPI function

Variable string type support

Fix for issue 295 reworking Fortran and C bindings

Reorganized bindings components to map ADIOS2 core classes
Using cmake FortranCInterface to automatically resolve name mangling

Debug hello_bpWriter

Bp1read : Initial Reading Capabilities and latest API

Windows address access
Example reader file name

Deactiveted ADIOS1 Attribute test
Solved clang-format format and camelCase issues

Conflicts:
	examples/hello/datamanReader/helloDataManReader.cpp
	source/adios2/engine/dataman/DataManReader.cpp
	source/adios2/toolkit/transport/wan/WANZmq.cpp
	source/adios2/toolkit/transportman/dataman/DataMan.cpp

Bug fix in Collective metadata serialization using threads
Added more API functions in Python bindings

InquireVariable/Attribute working for valid name, but returning invalid
type

ADIOS constructor now has host language so bindings can change define
this at the constructor level

Separated C bindings from C glue (added) for languages using C-API (e.g.
Fortran)

Removed stl containers that pybind11 takes care of

* 'bp1read' of https://github.com/williamfgc/adios2:
  Bp1read (#24)