Updated precompiled ECFs so that they can be used by complete void-safe systems.


git-svn-id: https://svn.eiffel.com/eiffelstudio/trunk@95766 8089f293-4706-0410-a29e-feb5c42a2edf
Ensures that as part of the environment check we also initialize the Eiffel User Files directory with the ECFs of the precompiled libraries.


git-svn-id: https://svn.eiffel.com/eiffelstudio/trunk@95767 8089f293-4706-0410-a29e-feb5c42a2edf
See review#6448588125110272.
Fixed Add Precompiled library so that it fetches the right location using ISE_PRECOMP and takes into account the target compilation type (C vs .NET).
Various improvements on UI related to iron.


git-svn-id: https://svn.eiffel.com/eiffelstudio/trunk@95768 8089f293-4706-0410-a29e-feb5c42a2edf