doc refactor

docs/config-details.md

@@ -1,5 +1,3 @@
-# Config details
-
 ## Entry actions
 
 **Note**: any action with a key starting with an underscore (`_`) won't be shown in output.

docs/config-format.md

@@ -1,4 +1,4 @@
-## Format
+## Syntax
 
 Dotdrop config file uses [yaml](https://yaml.org/) syntax.
 

docs/config.md

@@ -1,11 +1,9 @@
-# Config
+## Location
 
 The config file used by dotdrop is
 [config.yaml](https://github.com/deadc0de6/dotdrop/blob/master/config.yaml).
 
-## Location
-
-Unless specified dotdrop will look in following places for the config file (`config.yaml`)
+Unless specified dotdrop will look in following places for its config file
 and use the first one found
 
 * current/working directory or the directory where [dotdrop.sh](https://github.com/deadc0de6/dotdrop/blob/master/dotdrop.sh) is located if used

docs/howto/README.md

@@ -1,5 +1,3 @@
-# HowTo
-
 ## Append text to a dotfile on install
 
 [Append text to a dotfile on install](append.md)
@@ -42,4 +40,4 @@
 
 ## Symlink dotfiles
 
-[Symlink dotfiles](symlink-dotfiles.md)
+[Symlink dotfiles](symlink-dotfiles.md)