v0.1.37 serial and hostname from device_info file

Merge pull request #301 from mrbeam/r_v0.1.37

v0.1.37 serial num and hostname are solely read from /etc/mrbeam

v0.1.35 Lasersafety Confirmation Dialog v0.2

Introduces Lasersafety Confirmation Dialog v0.2 (DSGVO compliant)

v0.1.33 QuickShape

Release Notes:

• Introducing QuickShape feature
• Quickstart Guide 0.62 in German and English
• gc_nextgen clipping: only if design exceeds working area
• minor fixes

v0.1.31

Release Notes:

• gc_nextgen: Clipping fixed and enabled. jsclipper vers 6.4.2.2
• Fix / invert engraving settings for aluminium and prevents empty jobs #276, #265
• Felt material settings from IHM
• Added YouTube to social media in About page
• Removed ‘Cancel' button from UI.
• Conversion Dialog: removed useless buttons. #255
• Removed LED events: CONNECTED, DISCONNECTED and UPLOAD
• Welcome Wifi wizard supports ip addresses of netconnectd plugin 0.1.1 (not required)
• PiCamera:better error handling and frontend notification
• better error messages when too much engraving content sent to /plugin/mrbeam/convert
• Software Update: added develop branch for OctoPrint-Netconnectd

Along with this Update in other modules:

• iobeam 0.4.2:
  • OneBtn waits to be initialized
  • cleaned up unused entry
  • Introducing iobeam:init
• OctoPrint-FindMyMrBeam: 0.1.2
  • Support ping gif on less secretive url (ping_ap_mode.gif)
• OctoPrint-Netconnectd 0.1.2:
  • Wifi quality is shown in (correct) percentage (0.1.2)
  • Added network IP addresses (0.1.1)

Minor Release

• v0.1.28 Fixes #272: Migrates ssh key permissions
• Support for iobeam 0.4.2 with iobeam:init command and onebtn:error:not_initialized state
• Unsupported browser notification
• Support user handling while firstRun + Notification as beta_label
• Social media in About page
• Preparing DEMO TIER for IHM fair

March Release

• Fixes unintended pause bug
• Adding support@ to 'About' page and Burger Menu
• Corrects WiFi access point name on image 'PROD 2018-01-12 19:15 1515784545'
• Rescue laserhead from home position (Requires new GRBL which is not automatically updated yet.)
• Material settings adjustments
• Added GCode Intensity Limit
• Added VorlonJS
• GRBL settings verification and correction
• Flash and verify GRBL from terminal
• Shipps new GRBL version 'grbl_0.9g_20180223_61638c5.hex' (Not auto update yet)
• Introducing FLUSH and SYNC commands (SYNC is still experimental)
• Cleaning old egg folders on every startup
• Introducing dev setting 'suppress_migrations' for local development. (DEV feature)
• Terminal is enabled in support_mode (DEV feature)
• Injects branch name in software update settings page if not default_branch (DEV feature)