README.md improved

README.md

@@ -3,12 +3,12 @@ Omid
 
 The Omid project provides transactional support for key-value stores using Snapshot Isolation. Omid stands for Optimistically transactional Management in Datasources. At this stage of the project, HBase is the only supported data-store.
 
-If you have any question, please take a look to the [wiki](https://github.com/yahoo/omid/wiki) or contact us at omid-project@googlegroups.com or read [the online archives](https://groups.google.com/forum/?fromgroups=#!forum/omid-project)
+If you have any question, please take a look to the [Wiki](https://github.com/yahoo/omid/wiki) or contact us at omid-project@googlegroups.com or read [the online archives](https://groups.google.com/forum/?fromgroups=#!forum/omid-project)
 
 Use Cases
 ---------
 
-Add diagram.
+Add UCs.
 
 Basic Architecture
 ------------------
@@ -17,6 +17,8 @@ The main component of Omid is a server called the Status Oracle (TSO.) The TSO c
 
 The TSO uses BookKeeper as a Write-Ahead Log where it dumps all its state. In case of crash failures it is possible to restart the TSO without losing any commit information.
 
+The core architecture of the software is described in more detail in the [Technical Details](https://github.com/yahoo/omid/wiki/Technical-Details) section of the Wiki.
+
 Compilation
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