Update bootstrap and lodash

Update bootstrap

Merge branch 'master' into preprocess

improved DataParserJson to process file synchron

splited preprocess command in two in halt and ride command

implemented tocsv command

improved Halt data format (flat)

implemented HaltToRide command

restructured data

add halttoride parameter to preprocess

fixed preprocess commands to work with improved helper

implemented command "counthalts" for preprocess

adding class for calculating stats

fixed preprocess commands to work with improved helper

created new command for preprocess (quartierstats)