Qsapi

� standardization of exceptions : are raised without masking and must be handle outside API
� Added command line support, example:
python qsAPI.py -s myServer -c dir/client.pem -Q QRS AppExport d8b120d7-a6e4-42ff-90b2-2ac6a3d92233

� Fixed version legacy for AppExport
� Added StreamCreate
� Added StreamUpdate

� Modified AppPublish: optional alternate name
� Return standardization: only GET request return the json directly,
PUT/POST/DELETE return the Response object to allow check status and complementary info
- AppPublish
� Fixed AppDelete: wrong endpoint
� Added AppUpdate
� AppExport use API method according server version
� Fixed AppExport to maintain compatibility for big files (over 2Gb)

� Added StreamDictAttributes
� Added UserDictAttributes
� Added SystemRulesDictAttributes
� Fixed: getAbout now return the json response and not the Response object
� constructor proxy & port params allow compact format proxy="host:port"

� Modified constructors, is allowed an external logger instance by param
� Default console output if logging handler is not provided
� Verbose inner class is no longer used (replaced by package logging)

� Fixed Invalid header name error
� Added StreamGet method
� Added AppReload method
� Added AppPublish method
� Fixed AppExport method according to February 2018 API
� Fixed AppUpload method according to February 2018 API
� Adding AppReplace method
� Added AppDelete method