LF eol in all files & add doc about that & setting to settings.json

analytics/.vscode/settings.json

@@ -3,5 +3,6 @@
   "python.linting.enabled": false,
   "terminal.integrated.shell.windows": "C:\\WINDOWS\\System32\\WindowsPowerShell\\v1.0\\powershell.exe",
   "editor.tabSize": 4,
-  "editor.insertSpaces": true
+  "editor.insertSpaces": true,
+  "files.eol": "\n"
 }

analytics/Codestyle.md

@@ -1,3 +1,7 @@
+# Line endings
+
+We use CRLS everywhere
+
 # Imports
 
 You import local files first, than spesific liba and then standart libs.