Williamfgc refactor examples basics (#7)

* Added examples for variables

* fix more example code

* make Open explicit in ADIOS1 toolkit. Fix handling open mode

* fix OpenModeToString() to serve adios 1 API's needs as well

* fix basic examples after code refactoring

* fix nompi build for basic examples

examples/basics/globalArray/globalArray_write.cpp

@@ -50,7 +50,7 @@ int main(int argc, char *argv[])
 #ifdef ADIOS2_HAVE_MPI
     adios::ADIOS adios("globalArray.xml", MPI_COMM_WORLD);
 #else
-    adios::ADIOS adios("globalArray.xml", adios::Verbose::WARN);
+    adios::ADIOS adios("globalArray.xml");
 #endif
 
     // Application variables for output

examples/basics/joinedArray/joinedArray_write.cpp

@@ -55,7 +55,7 @@ int main(int argc, char *argv[])
 #ifdef ADIOS2_HAVE_MPI
     adios::ADIOS adios("localArray.xml", MPI_COMM_WORLD);
 #else
-    adios::ADIOS adios("localArray.xml", adios::Verbose::WARN);
+    adios::ADIOS adios("localArray.xml");
 #endif
 
     // Application variables for output

examples/basics/localArray/localArray_write.cpp

@@ -46,7 +46,7 @@ int main(int argc, char *argv[])
 #ifdef ADIOS2_HAVE_MPI
     adios::ADIOS adios("localArray.xml", MPI_COMM_WORLD);
 #else
-    adios::ADIOS adios("localArray.xml", adios::Verbose::WARN);
+    adios::ADIOS adios("localArray.xml");
 #endif
 
     // Application variables for output