Update README.md

Author: wumpz

README.md

@@ -14,28 +14,29 @@ Original project websites:
 * Added regexp (REGEXP) operator
 * Added support for SELECT without FROM  (e.g. "SELECT 1+2")
 * Moved parser from using StringBuffer to using StringBuilder
-
 * Added support for CAST expression
 
-	select cast(col as varchar) from table
-
+```sql
+select cast(col as varchar) from table
+```
 * Added support for modulo (a % b)
 * Added support for brackets quotation
 * Added support for NOT expr IS (expr IS NOT was already supported)
 * Added support for Oracles (+) Join Syntax
 
-	select * from taba, tabb where taba.a=tabb.a(+)
-
+```sql
+select * from taba, tabb where taba.a=tabb.a(+)
+```
 * Added alias visitor to add aliases to selections
 * Added connect visitor
-* TableNamesFinder moved from tests to main source 
-
-Added proper support for sets (union, intersect) 
-
-	select a from taba union select b from tabb
-	select a from taba intersect select b from tabb
-
-* Added support for extract(year from datetime-expr)
+* TableNamesFinder moved from tests to main source
+* Added proper support for sets (union, intersect)
+
+```sql
+select a from taba union select b from tabb
+select a from taba intersect select b from tabb
+```
+* Added support for `extract(year from datetime-expr)`
 * Start implementation of analytical expressions
 
 ## BUILDING