new way of downloading dependencies on windows

extdep/getstuff.bat

@@ -0,0 +1,31 @@
+REM get stuff!
+if not exist download mkdir download 
+if not exist install mkdir install
+if not exist install\windows mkdir install\windows
+
+set eth_server=https://build.ethdev.com/builds/windows-precompiled
+
+call :download boost 1.55.0
+call :download cryptopp 5.6.2
+call :download curl 7.4.2
+call :download jsoncpp 1.6.2
+call :download json-rpc-cpp 0.5.0
+call :download leveldb 1.2
+call :download microhttpd 0.9.2
+call :download qt 5.4.1
+
+goto :EOF
+
+:download
+
+set eth_name=%1
+set eth_version=%2
+
+cd download
+curl -o %eth_name%-%eth_version%.tar.gz %eth_server%/%eth_name%-%eth_version%.tar.gz
+tar -zxvf %eth_name%-%eth_version%.tar.gz
+cmake -E copy_directory %eth_name%-%eth_version% ..\install\windows
+cd ..\download
+
+goto :EOF
+