Reorganize helpers

build.sh

@@ -1,6 +1,6 @@
 #! /usr/bin/env bash
 source "src/lib/dotify-version.sh"
-source "src/lib/trim.sh"
+source "src/lib/helpers/trim.sh"
 
 resolve_link() {
   $(type -p greadlink readlink | head -1) $1

src/bin/dotify

@@ -31,8 +31,8 @@ shopt -s extglob
 # Helper functions
 #
 
-source "../lib/arguments.sh"
-source "../lib/trim.sh"
+source "../lib/helpers/arguments.sh"
+source "../lib/helpers/trim.sh"
 
 #
 # Internal functions