Set version number as 1.99.

CMakeLists.txt

@@ -23,6 +23,7 @@ INCLUDE(cmake/cpack.cmake)
 SET(PROJECT_NAME dynamic-graph)
 SET(PROJECT_DESCRIPTION "Dynamic graph library")
 SET(PROJECT_URL "http://github.com/jrl-umi3218/dynamic-graph")
+SET(PROJECT_VERSION 1.99)
 
 SET(CUSTOM_HEADER_DIR "${PROJECT_NAME}")