Moar fixes to sourcerers.

DEBUG variable force in config loader. If variable isn't defined - force it to be 0.

zsh/10-exports.zsh

@@ -1,13 +1,13 @@
 # Some default exports. They could be based on configuration variables.
-for config_file in `find ${CONFIG_PATH}/zsh/exports -type f | sort`; do
-    source ${config_file}
+for config_file in `find ${CONFIG_PATH}/zsh/exports -type f -exec basename {} \; | sort`; do
+    source "${CONFIG_PATH}/zsh/exports/${config_file}"
 done
 
 # We should import user-specific exports and use them.
 if [ -d ${HOME}/.zsh-config.d/exports ]; then
-    for config_file in `find ${HOME}/.zsh-config.d/exports -type f | sort`; do
+    for config_file in `find ${HOME}/.zsh-config.d/exports -type f -exec basename {} \; | sort`; do
         if [ -f ${config_file} ]; then
-            source ${config_file}
+            source "${HOME}/.zsh-config.d/exports/${config_file}"
         fi
     done
 fi