Use make INSTALL_ROOT instead of DESTDIR

  - Clean up install files so crew can track
  - See http://pear.php.net/bugs/bug.php?id=20383 for more details
  - Shout out to https://github.com/jam7 for providing suggestions

packages/php7.rb

@@ -23,6 +23,11 @@ class Php7 < Package
   end
 
   def self.install                                             # self.install contains commands needed to install the software on the target system
-    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"     # remember to include DESTDIR set to CREW_DEST_DIR - needed to keep track of changes made to system
+    system "make", "INSTALL_ROOT=#{CREW_DEST_DIR}", "install"  # remember to include INSTALL_ROOT set to CREW_DEST_DIR - needed to keep track of changes made to system
+
+    # clean up some files created under #{CREW_DEST_DIR}. check http://pear.php.net/bugs/bug.php?id=20383 for more details
+    system "mv", "#{CREW_DEST_DIR}/.depdb", "#{CREW_DEST_DIR}/usr/local/lib/php"
+    system "mv", "#{CREW_DEST_DIR}/.depdblock", "#{CREW_DEST_DIR}/usr/local/lib/php"
+    system "rm", "-rf", "#{CREW_DEST_DIR}/.channels", "#{CREW_DEST_DIR}/.filemap", "#{CREW_DEST_DIR}/.lock", "#{CREW_DEST_DIR}/.registry"
   end
 end