docs: Update README with additional info and screenshots

See merge request !21

Resolve "Add edit button to top of wiki page"

Closes #17

See merge request !19

Resolve "Add ability to show warning/errors"

Closes #65

See merge request !18

Resolve "Add tagging ability to notes"

Closes #59

See merge request !16

Resolve "Fix Wiki link markup"

Closes #64

See merge request !17

Add macro handling. Add macro for tags and store in wiki object.
Display list of tags at bottom of page

Resolve "Handle trailing slash at end of URL"

Closes #62

See merge request !15

This would mean that '/test' would be the same URL as '/test/'

Resolve "Issue with preformatted text with heredocs"

Closes #60

See merge request !14

Resolve "Include wiki name in searchable body in search data"

Closes #47

See merge request !12

Add wiki property for name of page.
Add name of wiki to data that is used when inserting into DB.
Fixes #47

Resolve "Error thrown when searching for dahses"

Closes #46

See merge request !11

Issue #46

Issue #46

Fix issue with index page showing recursive children, removing duplication...

Closes #43

See merge request !10

Fix issue with index page showing recursive children, removing duplication between children_files function.
Rename children_files to children_wikis and replace children_files with function that provides list of files
Fixes #43

Fix use of wiki object consistency

Closes #42

See merge request !9

Move search fuctionality to new module to avoid circular dependency.
Fixes #42

Update indexing to use standard methods for creating wiki objects to fix inconsistencies in url_struct
Issue #42

Issue #42

Fix index

Closes #39

See merge request !8

Fixes #39

Fixes #39