Apply patch doesn't work as expected when removing all contents of a file

[dolftax]

Diff

===================================================================
--- index.js
+++ index.js
@@ -1,3 +1,0 @@
-this
-
-tos
\ No newline at end of file

Local file content before applying the patch

this

tos

Local file content after applying the patch

this

FYI, fuzzFactor is zero.

[dolftax]

Also, applyPatch is returning false boolean at times.

[piranna]

Seems an off-by-one counting, probably related to my problem at #189.