Feature update

• Adds an iterator type fhash_iter_t for iterating over all items within a hash table
• Adds a to_string deferred method to the key abstract type
  • (backwards incompatible with custom key types defined with previous versions)

Minor revision (bug fixes)

• Fixes to allow compiling with latest ifort (#10)
• Fixes for release mode on OSX and Windows (#11)

Minor revision

Fixes:

• Issue with tbl%stats routine returning uninitialised stats for an uninitialised table (#7)

Initial release

v0.1.0

Update README with new documentation links