Merge branch 'release/0.6' into develop
Adds an option to output SQL update instead of insert statements. Documentation updates.
Removes the id from the update list.
Unifies command line arguments. Fixes tests.
Moves executer, exporter, grapher and navigator to separate modules.
Changes the URI from user@host/database/table/filter&filter to user@host/database/table?filter&filter.
Simplifies argument parsing and evaluation. Fixes a problem with nan floats. Fixes some testcases.
Release v0.7.
Merge branch 'release/0.7'