added a method that returns only the files which contain all the query words
Merge branch 'master' of https://github.com/MayasHaddad/french-search-engine-lite
moved to a dynamic form of Searcher
Searcher is now abstract, to perform a Search using the current version, please instanciat a XplodedIndexSearcher
this class performs a Search on the current index
removed commented stuff
modified the Searcher class so that the common methods can perform the job
XplodedIndexSearcher is now abstract, instanciate XplodedIndexSimpleWeightFileSearcher to perform a research
this new class performs a research using a unique weightFile and an exploded index
this new abstract class is to be extended if you want to implement a method searching on a simple index (during this project, it will not be useful
removed commented stuff
moved abstract classes to a dedicated package and modified imports consequently
modified code from within interface, to make it perform a search well
removed from git removed files