bump minimum cmake version to 3.5

and put the cmake_minimum_required before project.
current cmake has removed support for < 3.5 and
tosses a warning if the project statement comes
before the cmake_minimum_required statement

Author: akva2

Apps/CMakeLists.txt

@@ -1,7 +1,7 @@
-project(IFEM_Apps)
-
 cmake_minimum_required(VERSION 3.5)
 
+project(IFEM_Apps)
+
 # Add local modules
 set(IFEM_PATH ${PROJECT_SOURCE_DIR}/..)
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${IFEM_PATH}/cmake/Modules)

Apps/Common/CMakeLists.txt

@@ -1,6 +1,6 @@
-project(IFEMAppCommon)
+cmake_minimum_required(VERSION 3.5)
 
-cmake_minimum_required(VERSION 3.0)
+project(IFEMAppCommon)
 
 include_directories(${PROJECT_SOURCE_DIR})
 

CMakeLists.txt

@@ -1,6 +1,6 @@
-project(IFEM)
+cmake_minimum_required(VERSION 3.5)
 
-cmake_minimum_required(VERSION 3.0)
+project(IFEM)
 
 set(IFEM_VERSION_MAJOR 0)
 set(IFEM_VERSION_MINOR 9)