Merge pull request #2 from derrickallenlo/master

Base Implementation of Part I
1. adde handlePageFault
2. create incomplete class MemoryController
3. create incomplete class ReplacementAlogrithm
4. create incomplete class SecondChanceReplacement
5. create incomplete class SwapFile
1. Completed page replacement algorithm
2. Partial completed MemoryController method - swapIn and swapOut
3. corrected the spelling in TranslationEntry
4. added all TODO for my partners to work on