Merge release 0.9.7 features

    Contributor: Jay Nelson (jaynel)
    Branch: 0_9_7

Project:
  Add RELEASES file
  Upgraded to version 0.1.0 erlang.mk

ets_buffer:
  Add timestamps to buffer entries.
  Add high watermark and clearing for num_entries in buffer.
  Return number of entries when writing to buffer.
  Fix bugs with num_entries on ring buffer.

cxy_ctl:
  Add stacktrace in error reporting.
  Fix error reporting of badarg in spawned processes.
  Replace usage of erlang:error with error_logger.
  Allow process dictionary mirroring to spawned processes.
  Add adjust_task_limits and add/remove task_types.
  Return true instead of ok from cxy_ctl:init