added some comments as footnote and converted to British English spealling
spellchecked now and changed the use of import for acquisition
Some edits to datatypes
Added bg for listing in main and map files, plus few typos fixed.  Also reorderd some sentence into s/c launch
added bg to listings and cut long sentence for better control of versions.  Fixed also references and British spelling
Spectra with bg colours and some minor corrections
added bg to listings in visualisation section
vso reference to section fixed
added bgcolor to vso examples
Merge pull request #31 from dpshelio/maps

Maps section - some corrections
Merge pull request #35 from dpshelio/vso

VSO
Merge pull request #34 from dpshelio/visualisation

visualisation section
Merge pull request #32 from dpshelio/lightcurves

Lightcurve edditions
Merge pull request #33 from dpshelio/spectra

Spectra fixes
Merge pull request #28 from dpshelio/intro

Intro comments
Merge pull request #30 from dpshelio/datatypes

datatypes edits