Use of include directive on all components, additional tests

See merge request !89

tests on include directive, toctree, cross-ref

See merge request !88

test directive include, update components lists

See merge request !87

Update settings with resolution order

See merge request !86

update widgets page

See merge request !85

update map doc

See merge request !84

update doc after review

See merge request !82

update: final toctree

See merge request !81

update: next test to have sub-toctree

See merge request !80

update: fix 'subtoctree' structure

See merge request !79

update: documentation's modifications

See merge request !78

add version on new attr (class-add/remove)

See merge request !77

add widgets examples with code and web rendering

See merge request !74

Add add/remove class attr for button on multiple-f

See merge request !75

update documentation, files reorganization

See merge request !73