a few minor changes to Intro.
merge changes from @Cadair
tiny edits to Map and Lightcurve
edits to lightcurve example code
minor edits to Spectra section
one typographical correction to HEK
minor typo corrections. Added a brief introduction to Section 3 (data search and retrieval)
fixed lack of linebreaks
one-word edit to Util
more minor edits and comments to SolarSoft section.
some edits to HELIO section.
Merge pull request #65 from aringlis/master

Passing the football...mostly small edits throughout the paper.
small language tweaks in database subsection
changed code example in database subsection
added uni information for Florian Mayer
fixed footnote ref of me in authors list
Merge pull request #67 from derdon/master

passing the ball
Merge pull request #66 from derdon/database

Database changes
Updated author list.
Updated introduction to fix grammar and typos