In common.h, remove Ptr.  In interest.h, etc. typedef InterestPtr and ConstInterestPtr, etc.

We will centralize and allow these to be typedef as boost::shared_ptr
or std::shared_ptr.
diff --git a/test/test-boost-header-only.cpp b/test/test-boost-header-only.cpp
index ebc8553..03f3efa 100644
--- a/test/test-boost-header-only.cpp
+++ b/test/test-boost-header-only.cpp
@@ -19,17 +19,17 @@
  * 
  */
 int main(int argc, char** argv) {
-  Interest interest;
-  interest.setName(Name("/test"));
-  interest.setMinSuffixComponents(2);
-  interest.setMaxSuffixComponents(2);
-  interest.setInterestLifetime(boost::posix_time::seconds(10));
-  interest.setScope(Interest::SCOPE_LOCAL_CCND);
-  interest.setAnswerOriginKind(Interest::AOK_STALE);
-  interest.setChildSelector(Interest::CHILD_RIGHT);
+  InterestPtr interest(new Interest());
+  interest->setName(Name("/test"));
+  interest->setMinSuffixComponents(2);
+  interest->setMaxSuffixComponents(2);
+  interest->setInterestLifetime(boost::posix_time::seconds(10));
+  interest->setScope(Interest::SCOPE_LOCAL_CCND);
+  interest->setAnswerOriginKind(Interest::AOK_STALE);
+  interest->setChildSelector(Interest::CHILD_RIGHT);
   // i.setPublisherPublicKeyDigest(?);
   ostringstream binary;
-  wire::Ccnb::appendInterest(binary, interest);
+  wire::Ccnb::appendInterest(binary, *interest);
   cout << binary.str().size();
     
   return 0;