add tests for dealing with remotes

test/integration/pullMerge/expected_remote/objects/55/29eadf398ce89032744d5f4151000f07d70124

@@ -0,0 +1,2 @@
+x
<01><>K
+<EFBFBD>0@]<5D><14>2<><32>$"BW=ƴ<>`<60><>R"<22><><EFBFBD><11>><1E>7<EFBFBD><37>-<2D>"<22>S<EFBFBD>U<EFBFBD>$P"W(E<>2<EFBFBD>׉<eGT<47><54><EFBFBD><EFBFBD><EFBFBD>d6<64><36><EFBFBD>m<EFBFBD>a*<2A>Iq<>	<09>`̞)<29>Haa<><61>d#<23><>Xw;<3B><>:<3A>w<EFBFBD>H۞z<DB9E><7A>v<EFBFBD>H><3E><>ɞ
<01>A<EFBFBD><41><EFBFBD><EFBFBD><7F>}<7D><>Tg~j|9]

test/integration/pullMerge/expected_remote/objects/7c/0bda1656e7695870ed15839643564b0a9283a8

@@ -0,0 +1,3 @@
+x
<01><>A
+<EFBFBD>0@Q<>9<EFBFBD><39><05>i<EFBFBD>I"BW=F<>L<EFBFBD><4C>!R"<22><><EFBFBD><11>~<1E><><EFBFBD><EFBFBD><0E>r<EFBFBD><72>*<2A>J<EFBFBD><4A>d<EFBFBD>QCaV
+R