each bubble in map now has a unique cityId
showing irrelevant bubbles based on query
added animations to bubble map
implemented getNumberOfAttacks()
added placeholder to display total number of attacks
added method to update total number of attacks
updating total number of attacks on update()
special tooltips for disabled attacks; issue#25
added tweening for number of attacks change
Fix polarPlot axes on transition; transitionDuration variable
using transition.duration
converting date to GMT; storing d.hour property
fixed bubbleMap tooltip on updated elements
initial checkin for time range selector
added x&y axis for time range selector
changed dimension for time range chart
time range selector without brushing