Revert "Bug fixed"

This reverts commit 459e0ddb45beb18de44bc18da3ff15ad9af41e1a.
hij

ljiojuiyu
Merge branch 'master' of https://github.com/evgfurletova/sf2
Fixed bug

Fixed bug related to patten described by a word and number of mismatches
Merge branch 'master' of https://github.com/evgfurletova/sf2

Conflicts:
	ac_trie.cpp
	maindata.cpp
	sufpref2.cpp
Fixed part of code review drawbacks:
section 2
3.1.1-6
3.2.5, 3.2.8, 3.2.16
Merge branch 'master' of https://github.com/evgfurletova/sf2

Conflicts:
	maindata.cpp
	sf_main.cpp