add ratings to codeclimate

Feature/refactoring scroll

Create .eslintrc

file-lines threshold to 5000

set file-lines threshold 15000

add codeclimate.yml

Added bookmarks manager class. Implemented the function for collecting all bookmarks in the document.

* 'develop' of https://github.com/ONLYOFFICE/sdkjs:
  specialFilteringMode -> filteringMode default filteringMode = true
  add asc_setFilteringMode
  delete unused variables
  fix check tabular in pivot field settings
  Fixed previous commit.
  Added new class CParagraphBookmark. The ParaComment class was inherited from the CParagraphContentBase class. Most functions of the ParaComment class have been moved to CParagraphContentBase.

default filteringMode = true

Added new class CParagraphBookmark. The ParaComment class was inherited from the CParagraphContentBase class. Most functions of the ParaComment class have been moved to CParagraphContentBase.