Fix repeated "mkdir" call
Create "Section" class, move "getSectionDataAsString" function to the class (as "__toString" function).
Remove idle property from "Section" class
Embed "Section" class to "query" function
Rename "getHttpContentType" to "getResourceMetaData"
Correct query numerical return values, change comments
Change section id format from "r-0-1" to "/0/1"
Add "preserveElements" parameter to "...\storages\create" function
Correct "README.md"