Ensure configuration consistency run in the very beginning and do not process empty apps and plugins.

zsh/01-config.zsh

@@ -1,4 +1,13 @@
 # Configuration file loader.
+log 1 "Checking for configuration consistency..."
+for file in `find ${CONFIG_PATH}/zsh/defaults/ -maxdepth 1 -type f -exec basename {} \; | sort`; do
+    if [ ! -f "${HOME}/.zsh-config.d/${file}" ]; then
+        cp "${CONFIG_PATH}/zsh/defaults/${file}" "${HOME}/.zsh-config.d/${file}"
+        log 0 "New configuration file '${file}' copied to your home directory (${HOME}/.zsh-config.d/)."
+        log 0 "Don't forget to take a look and configure, if neccessary!"
+    fi
+done
+
 if [ ! -d ${HOME}/.zsh-config.d/ ]; then
     log 1 "Copying configuration to user's home directory..."
     cp -R "${CONFIG_PATH}/zsh/defaults/" ${HOME}/.zsh-config.d
@@ -9,12 +18,3 @@ for file in `find ${HOME}/.zsh-config.d/ -maxdepth 1 -type f -exec basename {} \
     log 1 "Loading configuration file: ${file}"
     source "${HOME}/.zsh-config.d/${file}"
 done
-
-log 1 "Checking for configuration consistency..."
-for file in `find ${CONFIG_PATH}/zsh/defaults/ -maxdepth 1 -type f -exec basename {} \; | sort`; do
-    if [ ! -f "${HOME}/.zsh-config.d/${file}" ]; then
-        cp "${CONFIG_PATH}/zsh/defaults/${file}" "${HOME}/.zsh-config.d/${file}"
-        log 0 "New configuration file '${file}' copied to your home directory (${HOME}/.zsh-config.d/)."
-        log 0 "Don't forget to take a look and configure, if neccessary!"
-    fi
-done

zsh/04-apps.zsh

@@ -1,5 +1,9 @@
 # Load enabled apps.
 for app in ${ENABLED_APPS[@]}; do
+    if [ "${app}" = "" ]; then
+      continue
+    fi
+
     if [ ! -f "${CONFIG_PATH}/zsh/apps/${app}.app.zsh" ]; then
         error 0 "Application '${app}' doesn't exist"
     else

zsh/05-plugins.zsh

@@ -1,5 +1,9 @@
 # Load enabled plugins.
 for plugin in "${ENABLED_PLUGINS[@]}"; do
+    if [ "${plugin}" = "" ]; then
+      continue
+    fi
+
     if [ ! -f "${CONFIG_PATH}/zsh/plugins/${plugin}.plugin.zsh" ]; then
         error 0 "Plugin '${plugin}' doesn't exist"
     else