new: added additional config files

home_external/.config/nano/nanorc

@@ -0,0 +1,17 @@
+# set afterends
+set atblanks
+set autoindent
+set brackets ""')>]}"
+set constantshow
+# set fill 121 # only works with hard wrap which atblanks
+set guidestripe 121
+set indicator
+set linenumbers
+set matchbrackets "(<[{)>]}"
+set minibar
+# set mouse
+set softwrap
+set stateflags
+set tabsize 3
+set tabstospaces
+set trimblanks