diff --git a/.gitignore b/.gitignore
index 37c2956bb..dab1b970d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -70,3 +70,6 @@ external/glfw/build
 tutorial/build*
 tutorial/*/*.mexmaci64
 external/libpng/build
+external/tinyxml2/build
+optional/build
+lib
diff --git a/include/igl/comiso/miq.cpp.REMOVED.git-id b/include/igl/comiso/miq.cpp.REMOVED.git-id
index d1a1edf42..82385e211 100644
--- a/include/igl/comiso/miq.cpp.REMOVED.git-id
+++ b/include/igl/comiso/miq.cpp.REMOVED.git-id
@@ -1 +1 @@
-53de49ce1ce4a0b841b852e3e973c71387a7bcae
\ No newline at end of file
+b8c177f12c7c718591018aa69a0fa939242647b1
\ No newline at end of file
diff --git a/tutorial/cmake/FindSVD3X3.cmake b/tutorial/cmake/FindSVD3X3.cmake
index 0e31d4688..7565b2b16 100644
--- a/tutorial/cmake/FindSVD3X3.cmake
+++ b/tutorial/cmake/FindSVD3X3.cmake
@@ -9,6 +9,7 @@ FIND_PATH(SVD3X3_INCLUDE_DIR Singular_Value_Decomposition_Givens_QR_Factorizatio
    /usr/local/include
    ${PROJECT_SOURCE_DIR}/../libigl/external/Singular_Value_Decomposition/
    ${PROJECT_SOURCE_DIR}/../../external/Singular_Value_Decomposition/
+   ${PROJECT_SOURCE_DIR}/../external/Singular_Value_Decomposition/
    NO_DEFAULT_PATH
 )
 
diff --git a/tutorial/cmake/FindYIMG.cmake b/tutorial/cmake/FindYIMG.cmake
index 9d8f0bc3b..f947a82d3 100644
--- a/tutorial/cmake/FindYIMG.cmake
+++ b/tutorial/cmake/FindYIMG.cmake
@@ -10,13 +10,16 @@ FIND_PATH(YIMG_INCLUDE_DIR YImage.hpp
    /usr/local/include
    /opt/local/include
    $ENV{LIBIGL}/external/yimg
+   ${PROJECT_SOURCE_DIR}/../external/yimg/
 )
 
 set(YIMG_LIB_DIRS
    /usr/include
    /usr/local/include
    /opt/local/include
-   $ENV{LIBIGL}/external/yimg)
+   $ENV{LIBIGL}/external/yimg
+   ${PROJECT_SOURCE_DIR}/../external/yimg/
+   )
 FIND_LIBRARY( YIMG_LIBRARIES NAMES yimg PATHS ${YIMG_LIB_DIRS})
 
 if(YIMG_INCLUDE_DIR AND YIMG_LIBRARIES)
@@ -28,5 +31,3 @@ else()
 endif()
 
 MARK_AS_ADVANCED(YIMG_INCLUDE_DIR YIMG_LIBRARIES)
-
-