jams/index.md: downloadable manuals

Change-Id: I74890dac031e6dd14b761dfd57de1a0124fd5f57

jams/index.md

@@ -8,8 +8,11 @@ The JAMS manual contains user guides for the Jami Account Management Server.
 The Jami Account Management Server (JAMS) enables Jami to be easily deployed in any enterprise and allows users to connect using their centralized credentials and create local accounts.
 JAMS allows all enterprises to manage their own Jami community while taking advantage of Jami's distributed network architecture.
 
-Downloadable JAMS manuals:
-* [en (English), PDF format](manual/jams-en.pdf).
+## Download JAMS manual
+
+| Language     | Print file format         | Source file format        |
+| :----------- | :-----------------------: | :-----------------------: |
+| en (English) | [PDF](manual/jams-en.pdf) | [ODT](manual/jams-en.odt) |
 
 ## Additional guides