Fix documentation

User guide:
1. Remove obsolete note saying only FVP is supported with AArch32
2. Switch compiler for Juno AArch32 to arm-eabi
3. Mention SOFTWARE folder in Juno Linaro release

Index.rst:
1. Switch default FVP model to Version 11.6 Build 45

Signed-off-by: Artsem Artsemenka <artsem.artsemenka@arm.com>
Change-Id: Ib47a2ea314e2b8394a20189bf91796de0e17de53
diff --git a/docs/index.rst b/docs/index.rst
index 2023ceb..bf2b873 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -154,7 +154,7 @@
 (64-bit host machine only).
 
 .. note::
-   The FVP models used are Version 11.5 Build 33, unless otherwise stated.
+   The FVP models used are Version 11.6 Build 45, unless otherwise stated.
 
 -  ``FVP_Base_AEMv8A-AEMv8A``
 -  ``FVP_Base_AEMv8A-AEMv8A-AEMv8A-AEMv8A-CCN502``