Update version to 1.2.0.

CHANGELOG

@@ -5,7 +5,7 @@
 Changelog
 ================================================================================
 
-Release 1.X
+Release 1.2.0
 --------------------------------------------------------------------------------
 
 * Graph optimizer has been separated from the sidechain module and can now be 
@@ -34,7 +34,7 @@ Release 1.X
 * Several minor bug fixes, improvements, and speed-ups
 
 
-Release 1.1
+Release 1.1.0
 --------------------------------------------------------------------------------
 
 * Updated dependencies: need Eigen 3.3.0 and OST 1.7

CMakeLists.txt

@@ -16,7 +16,7 @@ include(PROMOD3)
 
 # versioning info
 set(PROMOD3_VERSION_MAJOR 1)
-set(PROMOD3_VERSION_MINOR 1)
+set(PROMOD3_VERSION_MINOR 2)
 set(PROMOD3_VERSION_PATCH 0)
 set(PROMOD3_VERSION_STRING ${PROMOD3_VERSION_MAJOR}.${PROMOD3_VERSION_MINOR})
 set(PROMOD3_VERSION_STRING ${PROMOD3_VERSION_STRING}.${PROMOD3_VERSION_PATCH})
@@ -86,7 +86,7 @@ if(NOT DISABLE_DOCUMENTATION)
   # set this to the URL corresponding to the version of OST you are using
   set(OST_DOC_URL "https://www.openstructure.org/docs/dev")
 endif()
-find_package(OPENSTRUCTURE 1.7 REQUIRED 
+find_package(OPENSTRUCTURE 1.8 REQUIRED 
              COMPONENTS io mol seq seq_alg mol_alg conop img mol_mm)
 
 if(CMAKE_COMPILER_IS_GNUCXX)