added practice flag to block
put practice flag in json block map
take practice flag in constructor
added number of trials member to block
put number of trials in json block map
take number of trials in constructor
made practice and trials optional positional parameters
gave smart default values
added current block object accessor
removed block managers trial counts
redefined the total number of blocks in block manager
pass true for practice flag when constructing practice blocks
moved overall block list into block manager
renamed accessors for block number and actual block
got rid of blockDesc and just use block obj
make one practice block of each of the 14 configurations and one experimental
don't show tlx survey after practice trials
randomize practice and experimental blocks within themselves but not each other
changes due to dart changes
mappedBy to map
charCodeAt to codeUnitAt
made types agree after mapping
Merge branch 'master' into practice-blocks
fixed check for practice block
get practice flag from block and put in output
put practice label in header row
separate practice data from experimental data