Update index.html

Translated the alternative image text to pt_BR.
From "A screenshot showing CSS Quick Edit" to the equivalent "Uma screenshot mostrando o editor rápido de CSS"
Avoid symbolic link cycles in FileSystemEntry.visit
Simplify _getUntitledFileSuggestion and its caller
Fixing issue #5932

Modifying regex to hide *.*~ files (UNIX backups) from project manager
Adding prefix "brackets_unittests" to files that will be moved to trash in unit tests
Test for link cycles at the point of visitation; detect cycles using visited paths instead of just real paths.
Update the appshell impl to provide the realPath with stats
Normalize realPath and fix a missing JSDoc property
Fix Live Development issues with Chrome OSX
sprint 34 - czech language

updated
Merge pull request #6003 from fungl164/brackets-osx-live

Fix Live Development issues with Chrome OSX (round 2)
Add support for normalizing UNC paths in the FileSystem, controlled by the FileSystemImpl.normalizeUNCPaths flag
Increase untitled document limit to 9999 and fix ternary operator formatting.
Rename the duplicated-slash regular expression and add JSDoc
Merge pull request #5984 from adobe/iwehrman/simplify-getUntitledFileSuggestion

Simplify _getUntitledFileSuggestion
Assume the FileSystem is initialized within `_normalizePath`; initialize the singleton instance at module load
Merge pull request #6041 from adobe/iwehrman/normalize-UNC-paths

Correctly normalize UNC paths
Monkeypatch: in CodeMirror, revert less.js to a working version
Merge pull request #6058 from adobe/post-sprint-34-hotfix

Monkeypatch: in CodeMirror, revert less.js to a working version
Update Tern and Acorn to the latest.

This fixes #6018 and possibly others.