add `title` attributes for subtext in table cells

Although Chrome does not provide these additional `title` attributes for the text
below the main text (except in the case of "Status"), the ability to hover over
for `title` text is useful when the text is truncated.
Merge pull request #37 from cvan/fix-titles

add `title` attributes for subtext in table cells
better filtering on Content-Type
syntax linting from jshint
show querystring for Name in request lists (fixes #24)
make Request URLs clickable links
fix flicker before angular loads (fixes #40)
load external HAR from `url` query-string parameter (fixes #42)
Merge pull request #33 from cvan/better-content-filtering

better filtering on `Content-Type`
Merge pull request #34 from cvan/lint

syntax linting from jshint
Merge pull request #35 from cvan/querystring

show querystring for Name in request lists (fixes #24)
Merge pull request #38 from cvan/links

make Request URLs clickable links
Merge pull request #41 from cvan/flicker

fix flicker before angular loads (fixes #40)
Merge pull request #43 from cvan/external-har

load external HAR from `url` query-string parameter (fixes #42, #26)