clang-format: Clean formatting rules

- Remove duplicate entry
- Try to use either "google" or default style settings
- Use default column with 80
- Order settings and add more comments

Signed-off-by: Stefan Weil <sw@weilnetz.de>

.clang-format

@@ -1,21 +1,19 @@
 BasedOnStyle: Google
+
+# Modifications for Tesseract.
+
 # Only merge empty functions.
 AllowShortFunctionsOnASingleLine: Empty
 # Do not allow short if statements.
 AllowShortIfStatementsOnASingleLine: false
-# Enforce always the same pointer alignment.
-DerivePointerAlignment: false
 IndentPPDirectives: AfterHash
 
-PointerAlignment: Right
+# Default style for some settings.
+
+AccessModifierOffset: -2
+AllowShortLoopsOnASingleLine: false
+# Enforce always the same pointer alignment.
+DerivePointerAlignment: false
 IncludeBlocks: Preserve
-FixNamespaceComments: true
-ColumnLimit: 100
-IndentWidth: 2
-#IndentAccessModifiers: false # not accepted atm
-AccessModifierOffset: -2 # set to minus IndentWidth (-IndentWidth)
+PointerAlignment: Right
 SpacesBeforeTrailingComments: 1
-AllowShortIfStatementsOnASingleLine: false
-AllowShortLoopsOnASingleLine: false
-BreakConstructorInitializers: BeforeComma
-#ConstructorInitializerAllOnOneLineOrOnePerLine: false