Make frame length field 24 bits (3 octets)
Remove BLOCKED frame
Variable max_frame_size
Fix: it wrongly sent excessive settings ack
Merge branch 'frames-h14-wip' into draft-14-wip
Fix after frame header size change
Max frame size is now variable.

Connection has max_frame_size attribute.
Framer and Stream refers to it's connection's max_frame_size.
New setting :max_frame_size changes connection's attribute.
Settings frame is marked pending when sent.  It is reflected when the corresponding ack is received
Merge branch 'frames-h14-wip' into draft-14-wip
Unify request/response roles of Compressor
Merge branch 'hpack-09-wip' into draft-14-wip
More debug info from example scripts
Fix constructor argument variable name
Framer fixes
disable deprecation warning for RSpec #should
Use mock to cause decode error
Simplify default option handling
Use :value for changetablesize parameter
Rspec 3.1.3 comes with rspec-autotest
Remove add_to_table return value.