change branch poetryapps_development
add some functions, open file and display content from file
Add simple core data control method
Modify errors, implemet core data methods and sample code
Merge branch 'CasperDev' into poetryapps_development
1. modify data.string to 1.txt 2. add a new string file - 2.txt
Add Poetry History methods and delete method

1. Save
2. Fetch
3. Get numbers in history core data list
4. Delete method (for all entitys)
5. Delete the oldest object method (History)
6. Add Creation_date attrubute in Poetrys and Poetrys_History entity
add storyboard for reading, goto, search , and setting tab bar
Merge remote-tracking branch 'origin/poetryapps_development' into poetryapps_development
Modify Storyboard

set subviews as navigation controller
Add Btn on GOTO page
add serchViewController
Add navigation Table view and Storyboard ID for each view
Implement Search View Done
Add Setting Core Data model

refine code
Project file refine
1. add GotoTable/GotoViewController files
2. add picker mode and tree mode
3. add readingviewcontroller
4. remove unused code in searchviewcontroller
5. add table view and reading view controller in storyboard
Add Reading Scroller
Recommit Storyboard changes
Add Setting core data attribute and SettingViewController