prepare release 0.9.1 (ebroecker#435)

* add submodules doc
* update doc to make start_bit more clear in documentation ebroecker#424
* [dbc] fix dbc issues (ebroecker#431)
* [dbc] export for empty matrix
* copy_frame handles default values now (fix ebroecker#430)
* [xlsx] export of coplex mutltiplexed frames no longer prohibited (fix ebroecker#403)

merge to master for release 0.9 (ebroecker#429)

* include LICENSE in source distribution (ebroecker#365)
* [arxml]: rx/tx typo fix 
* annotate and fix codestyle dbc (ebroecker#369)
* Always use Signal.is_little_endian as bool ebroecker#326 (ebroecker#371)
* Add coding, remove #!python where inappropriate (ebroecker#370)
* annotation cleanup ticket ebroecker#323 (ebroecker#372)
* Update cli doc (inspired by ebroecker#361) (ebroecker#373)
* fix: xls is using the wrong number for arbitration id (ebroecker#377)
* add outputformat for Scapy (ebroecker#378)
* fix special char handling in scapy exporter
* Dump factor, offset, min, max as float. Load as numeric (ebroecker#380)
* added --jsonNativeTypes as cli option
* [arxml]: merge container PDU and Secured PDU support  (ebroecker#384)
* [arxml]: support for containers
* [arxml]: create signalgroups for containers
* [arxml]: support secured pdus (ebroecker#383)
* fix for wrong default ArbitrationId handling (ebroecker#386)
* fix for ebroecker#381 wrong default ArbitrationId handling
* optional ignoring failures durig character encoding ebroecker#375 (ebroecker#388)
* fix for ebroecker#238 (j1939 Frame setters might raise TypeError) (ebroecker#389)
* move j1939 (pgn, prio, source) handling direct to arbitration-id class (fixes ebroecker#238)
* [arxml]: ebroecker#385 // Arxml Container support and ARXML refactoring (ebroecker#390)
* [json] fix multiplex reading issue (ebroecker#136)
* [arxml]: refactoring, DLC for canFD support canmatrix.Frame.fit_dlc now fits to next correct dlc value, DBC export reniced for candb++ (ebroecker#385)
* [arxml]: refactoring and better type handling ebroecker#368
* [dbc]: fix ebroecker#242. J1939 and FD Frames in dbc
* [xlsx]: fixes ebroecker#240 (signal init value in excel template)
* [xlsx] feature for for ebroecker#288 (ebroecker#393) separate lines for values
* switch from optparse to click (ebroecker#236) (ebroecker#394)
* add Basic cli tests (ebroecker#395)
* Annotation cleanup ebroecker#323 (ebroecker#396)
* Remove cm prefix (ebroecker#236) (ebroecker#399)
* add muxing support to scapy output; merge PR ebroecker#398 also (ebroecker#400)
* [try to] Unify imports (ebroecker#402) unify imports (ebroecker#236)
* [wireshark] dump/export wireshark lua can subdissector (ebroecker#404)
* add cannelloni dissector for wireshark
* cycle_time as generic signal and frame attribute  (ebroecker#405)
* implement cycle_time as generic signal and frame attribute / remove Gen[Msg/Sig]cycle from attributes  ebroecker#146
* use effective frame cycle time for export use gcd of singnal-cycletimes for calculating effective cycle time
* [dbc] Iss407: Signal Comments with space bevore semicolon broken import (ebroecker#409)
* [dbc] fix for issue ebroecker#407 Signal Comments with space bevore semicolon broken import
* make initial value to a native attribute of Signal class (ebroecker#408)
* [dbf] exended ids corrected
* [dbc] optional allow multiple singals with same name in frame ebroecker#411 (ebroecker#412)
* Fix setup.py for console_scripts (ebroecker#417)
* [dbc] Iss413: fix comment reading with whitespaces in front of ; (ebroecker#416)
* fix for iss ebroecker#414, keeps defines in dbc: this keeps defines from dbc in matrix object, even if
native attribute exists.
* convert: selective rx/tx ecu extraction issue ebroecker#421 (ebroecker#422)
* [arxml] can_fd info (potentional fix for ebroecker#410) (ebroecker#418)
* add baudrate attributes
* Auto deploy (ebroecker#420)
* add auto deploy for tags on master

fix description

* lots of small bug fixes

* use attr.s
* first unit tests / pytest
* frame encoding/decoding
* json: more infos
* switch to src/project layout

set version to 0.6 - prepare release 0.6

Merge branch 'pre-0.5'

this should be release 0.5

move tag to master

set logging to silent in test.py

release 0.2 on python package index

Merge pull request ebroecker#18 from altendky/master

Add setup.py for Setuptools support