Conversion to asciidoc work-in-progress
Removed empty block identifiers
Removed trailing section delimiters
Finished basic conversion to asciidoc
Experimenting with asciidoc features
Added bibliography annex
Fix name of table mentionned in Req 12

spatial_ref_sys view has a srid column, whereas gpkg_spatial_ref_sys has srs_id. The fix makes it consistant with the description of "Table 3: Contents Table or View Definition"
formatting fix
Merge pull request #17 from rouault/paragraph_2.1.1_formatting

formatting fix
Remove "without compression" and "with compression"

Both JPEG and PNG are compressed formats. One is lossless, the other one is lossy.
Fix bad formatting of link to footnote 4
Remove extra words
Missing gpkg_ prefix for gpkg_tile_matrix_metadata table
Typo : `gpkg_extension` --> `gpkg_extensions`
<t> and <c> formatting fix
Typo : `geopackage_extension` --> `gpkg_extensions`
Fix links to GeoTIFF and NGA Implementation Profile
Added awestruct site generation files
Added profile for github pages
Travis rake task work-in-progress
Added git token to allow deployment of site from travis