Remove non-ASCII characters

They aren't non-Latin, so they don't contribute anything.

dyninstAPI/wrapFunction.cpp

@@ -59,10 +59,10 @@ int main(int argc, char** argv) {
 
   std::vector<st::Symbol*> syms;
   symtab->findSymbol(syms, orig_func,
-                     st::Symbol::ST_UNKNOWN,   // Don’t specify type
+                     st::Symbol::ST_UNKNOWN,   // Don't specify type
                      st::NameType::prettyName, // Look for demangled symbol name
                      false,                    // Not regular expression
-                     false,                    // Don’t check case
+                     false,                    // Don't check case
                      true);                    // Include undefined symbols
 
   if(syms.size() != 1) {

instrumentMemoryAccess/README.md

@@ -6,7 +6,7 @@ This is similar to Memory Access Counter, but
 **all** functions in the binary are instrumented here.
 
 This example illustrates how to use Dyninst to iterate over a
-function’s control flow graph and inspect instructions. These are steps
+function's control flow graph and inspect instructions. These are steps
 that would usually be part of a larger data flow or control flow
 analysis. Specifically, this example collects every basic block in a
 function, iterates over them, and counts the number of instructions that

memoryAccessCounter/README.md

@@ -6,7 +6,7 @@ This example is similar to Instrument Memory Access, but only one function
 is instrumented here.
 
 This example illustrates how to use Dyninst to iterate over a
-function’s control flow graph and inspect instructions. These are steps
+function's control flow graph and inspect instructions. These are steps
 that would usually be part of a larger data flow or control flow
 analysis. Specifically, this example collects every basic block in a
 function, iterates over them, and counts the number of instructions that