Add --keep-one-line-blocks to astyle

CONTRIBUTING.md

@@ -39,7 +39,7 @@ We follow [these guidelines](https://wiki.qt.io/Qt_Coding_Style) to format the c
 If in doubt, you can use [AStyle 2.06](https://sourceforge.net/projects/astyle/files/astyle/astyle%202.06/) to format the code. The command line for formatting the code according to the style is:
 
 ```bash
-astyle --style=kr --indent=spaces=4 --align-pointer=name --align-reference=name --convert-tabs --attach-namespaces --max-code-length=100 --max-instatement-indent=120 --pad-header --pad-oper filename.cpp
+astyle --project=src/Cutter.astylerc src/filename.cpp
 ```
 
 ### Functions documentation

src/Cutter.astylerc

@@ -1,13 +1,12 @@
---style=allman
---convert-tabs
+--style=kr
+--indent=spaces=4
 --align-pointer=name
 --align-reference=name
---indent=spaces
---indent-namespaces
---indent-col1-comments
---pad-oper
+--convert-tabs
+--attach-namespaces
+--max-code-length=100
+--max-instatement-indent=120
 --pad-header
---unpad-paren
+--pad-oper
 --keep-one-line-blocks
---close-templates