update readme

README.MD

@@ -7,6 +7,7 @@ A library mod for 1.7.10 with lots of useful stuff. See the table below for more
 | [dependencies](src/main/java/com/falsepattern/lib/dependencies) | Runtime dependency loader which uses Maven                                                |
 | [mixin](src/main/java/com/falsepattern/lib/mixin)               | Mixin loader plugin boilerplate code                                                      |
 | [text](src/main/java/com/falsepattern/lib/text)                 | Better Chat and GUI text processing                                                       |
+| [updates](src/main/java/com/falsepattern/lib/updates)           | Helper code for update checking                                                           |
 | [util](src/main/java/com/falsepattern/lib/util)                 | Additional utilities that do not fit the above categories, see below for more information |
 
 The contents of the [util](src/main/java/com/falsepattern/lib/util) package so far:
@@ -18,6 +19,11 @@ The contents of the [util](src/main/java/com/falsepattern/lib/util) package so f
 
 Anything annotated with [@StableAPI](src/main/java/com/falsepattern/lib/StableAPI.java) is guaranteed to not change in patch versions.
 
+The update checker module and the library checker module can be toggled with the `ENABLE_UPDATE_CHECKER` and 
+`ENABLE_LIBRARY_DOWNLOADS` booleans in the `falsepatternlib.cfg` config file respectively. Note that the update checker
+depends on the module downloader to grab [FJson](https://github.com/FalsePattern/FJson), so if it's not already present
+on disk, disabling the library loader breaks the update checker. This is only required the first time though.
+
 ### This project WILL NOT be ported to any version beyond 1.7.10, don't even ask
 
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