ORA-3.8.4

This release is based on the cross compiler resources tag 13

#776 Example programs order should depend on the name of the programs instead of date
#775 It should be impossible to share a program with the account "Roberta"
#774 Example Programs cannot be stored
#755 user session crashes if program name has more than 255 characters
#727 Take a tour bug
#349 Gallery Loading
#629 Dislike option in gallery causes server error
#294 Share view closes when adding a new user
#611 Deleting source code in source code editor causes server error
#567 'Square' Mathematical Function
#278 Replace usages of BlocklyMethods for C robots
#363 Prevent illegal list operations for C robots
#530 Generate Serial.begin(buad_rate) line only if needed for arduino

#565 Multiple robot views in EV3 when new backgrounds are uploaded
#560 Multiple robot simulation: The commands on the EV3 display are not distributed among the robots
#553 Multiple Bot Simulation: Robot spawns offscreen

#777 Calliope "get gesture" block has some not wanted ports (only in "wait until" block)
#763 EV3 test block generates incorrect source code
#480 EV3: Negative Volumes Being Stored
#479 EV3 sound sensor does not show up in wait until block
#762 C4EV3 does not return compiler errors
#741 ev3 sim move block does not work
#662 EV3: The Calibrate Block is Not Considered As a Blocking Block
#667 BOB3 trigonometric functions & timer compilation fails
#596 MicroBit: Missing Sensor
#587 NXT: Missing Sensor Block
#550 Edison round function not needed
#468 Wedo: Comment blocks not working