added threadpool and cpuinfo to the docgen

todo.txt

@@ -2,6 +2,7 @@ version 0.10
 ============
 
 - Declare nimfix as beta-quality.
+- implement 'static_call'
 - make nimble part of the distribution
 - fix babelpackagelist bug
 

web/nim.ini

@@ -43,6 +43,7 @@ pdf: "manual;lib;tut1;tut2;nimc;niminst;gc"
 srcdoc2: "system.nim"
 srcdoc2: "core/macros;pure/marshal;core/typeinfo;core/unsigned"
 srcdoc2: "impure/re;pure/sockets;pure/typetraits"
+srcdoc2: "pure/concurrency/threadpool.nim;pure/concurrency/cpuinfo.nim"
 srcdoc: "system/threads.nim;system/channels.nim;js/dom"
 srcdoc2: "pure/os;pure/strutils;pure/math;pure/matchers;pure/algorithm"
 srcdoc2: "pure/complex;pure/times;pure/osproc;pure/pegs;pure/dynlib"