Remove stray 'thomas' field.
removed Debbie Wasserman Schultz's middle name
Handle names of individuals with bioguide_previous: David Levy Yulee and Enid Greene Waldholtz.
Merge pull request #51 from GPHemsley/minor-fixes

Minor fixes (stray thomas ID, two fixes to names)
removed the now-null middle name field for Wasserman Schultz, rather than it being blank
update our YAML dumper to use tildes for nulls, so our one tilde doesnt get changed on output from a script
remove trailing space(?)
update README to mention vice presidents
update House contact info (some ZIP+4s changed)
update Senate contact info
updating committees-historical (mostly just indicating some committees present in 113th Congress, but also THOMAS made some name corrections)
updating current Senate committees and assignments
updating House member website URLs
I believe I have the House committee members (for top-level committees) from the NYT API
Revert "I believe I have the House committee members (for top-level committees) from the NYT API"

This reverts commit ce2471093824efb2867479b408325a683fa7b10d.
Trying it again, this time not destroying Joint committee memberships
Removed Senate subcommittees that appear to no longer exist or have been replaced
Fix to include House Intelligence Committee
Fixed issue where it was always caching NYT committee members
NYT is apparently *on this*, more flux