Split out specification documentation, prepare for better configuration overides.

doc/modules.md

@@ -13,29 +13,33 @@ questionable.
 
 ### Configuration
 
+    (import configuration)
+
 The exact behavior of some algorithms in other modules can be changed
 via configuration parameters in this global configuration module.
 
-    (*current-month* [month])
+This module also handles configuration file loading.
 
-* ```month``` - valid month structure as specified in the ```month``` module
+    (*etc-hackerbase* path)
 
-Configuration parameter specifying the current month. Defaults to the
-current month derived from the current system time.
+* ```path``` - path to file with configuration
 
-    (*member-file-context* [lines])
+Used by ```load-configuration!``` to load the system-specific default
+configuration values.
+  
+*members-directory*
 
-* ```lines``` - number of context lines
+*apikeys-file*
 
-How many lines of context are to be shown in source file
-listing. Mainly used by the member file module parser and processor.
+*jendasap-checked*
 
-    (*member-suspend-max-months* [number])
+*bank-dir*
 
-* ```number``` - number of months (nonnegative integer)
+*email-from*
+  
+    (load-configuration!)
 
-Determines how many months the member can be suspended before any
-action is required.
+Loads configuration from ```(*etc-hackerbase*)``` file.
 
 ### Member Record