Add clarification to remainingCapacityOfType and add tests for isCapacityAvailable. (#3952)
Add clarification to remainingCapacityOfType and add tests for isCapacityAvailable. (#3952)


mark-friedman/blockly,google/blockly,rachel-fenichel/blockly,mark-friedman/blockly,google/blockly,mark-friedman/blockly,google/blockly,mark-friedman/blockly,rachel-fenichel/blockly,google/blockly,rachel-fenichel/blockly,rachel-fenichel/blockly,rachel-fenichel/blockly,google/blockly,mark-friedman/blockly,rachel-fenichel/blockly,mark-friedman/blockly,google/blockly,rachel-fenichel/blockly,google/blockly