pull request to hipo4 rather than master

.gitignore

@@ -1,34 +1,62 @@
-# Prerequisites
-*.d
+# hipo source
+##############
+ExtraPackages/rhipo/chipo/
+html/
 
-# Compiled Object files
-*.slo
-*.lo
+# Compiled source #
+###################
+*.com
+*.class
+*.dll
+*.exe
 *.o
-*.os
-*.obj
+*.so
+*.d
+*.pcm
 
-# Precompiled Headers
-*.gch
-*.pch
+# Packages #
+############
+# it's better to unpack these files and commit the raw source
+# git has its own built in compression methods
+*.7z
+*.dmg
+*.gz
+*.iso
+*.jar
+*.rar
+*.tar
+*.zip
 
-# Compiled Dynamic libraries
-*.so
+# Logs and databases #
+######################
+*.log
+*.sql
+*.sqlite
 
-# Compiled Static libraries
-*.lai
-*.la
-*.a
-*.lib
+# OS generated files #
+######################
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+.nfs*
+*~
 
-# Executables
-*.exe
-*.out
+#Dropbox 
+.dropbox.attr
+*conflicted*
 
-#scons
-.scon*
-*.log
+.ipynb_checkpoints
+.ipynb_checkpoints/*
 
-# temp
-*.swp
+# Data #
+########
 *.root
+dataset*/
+
+# Old copies of files #
+#######################
+*.old