Data import now updates existing tables by default, and there's an
option to force creation of a new table.
added try/catch
added semicolon
Fix bug#348
Remove duplicate code of bug#348
Added Sublime project config for Weave; Broke up some of GraphPlotter's draw code.
minor speed improvements to backwards for loops
fixed display bugs and labels now use the column's formatting function

Change-Id: I580673d1c0202af6b3e4914de1edc6a04a86eece
added check for empty csv file

Change-Id: Ifbea83bf3fcf81602f659a5649f31e9fd6751a3c
now refreshing column info after updating existing table

Change-Id: I4d4cfdc598f0367d098c2751fce4c5667bb25548
Merge remote-tracking branch 'origin/master' into foo
bug fixes