some TODOs removed..

Readme.md

@@ -1,6 +1,5 @@
 
 ### TODO
-- better support for values in update and insert
 - date functions - now, add_date...
 - string functions rtrim, ltrim, rpad, lpad
 - add pipe | concatenation
@@ -9,7 +8,5 @@
 - support for uniqueue indexes (primary key)
 - support for btree indexes
 - add count min and max functions, eg aggregate functions
-- support for parenthesis
-- class members should have prefix m_
 - add const wherever should be
 - PERF in Row::Row(const Row &other), could be more efficient (memory and cpu)