diff --git a/.travis.yml b/.travis.yml
index 95cd240dc7f2891c7835458b3f9a81f93110dacb..022c6626ec1e10c3ace5799f1fc65b24c06286e8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -20,13 +20,13 @@ install:
   # We do this conditionally because it saves us some downloading if the
   # version is the same.
   - if [ "$TRAVIS_OS_NAME" == "linux" ]; then
-      if [ "$PYTHON_VERSION" == "2.7" ]; then
+      if [ "$PYTHON_VERSION" == 2.7 ]; then
         wget https://repo.continuum.io/miniconda/Miniconda-latest-Linux-x86_64.sh -O miniconda.sh;
       else
         wget https://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -O miniconda.sh;
       fi
     else
-      if ["$PYTHON_VERSION" == "2.7"]; then
+      if ["$PYTHON_VERSION" == 2.7]; then
         curl -o miniconda.sh  https://repo.continuum.io/miniconda/Miniconda-latest-MacOSX-x86_64.sh;
       else
         curl -o miniconda.sh  https://repo.continuum.io/miniconda/Miniconda3-latest-MacOSX-x86_64.sh;
diff --git a/conda/meta.yaml b/conda/meta.yaml
index c0f1d40f06d8ad73a9b009bc9805f48e7493327c..08523fa178075ebb9be9e4e9e21319cab176a844 100644
--- a/conda/meta.yaml
+++ b/conda/meta.yaml
@@ -12,6 +12,7 @@ requirements:
     - pvl
     - protobuf 3.0.0b2
     - gdal >=2
+    - icu
     - h5py
     - pandas
     - sqlalchemy
@@ -22,6 +23,7 @@ requirements:
     - pvl
     - protobuf 3.0.0b2
     - gdal >=2
+    - icu
     - h5py
     - pandas
     - sqlalchemy
diff --git a/plio/examples/Apollo15/pngs.lis b/plio/examples/Apollo15/pngs.lis
new file mode 100644
index 0000000000000000000000000000000000000000..6ab84beba5fdba22cd4764d9ff8cc7081885264d
--- /dev/null
+++ b/plio/examples/Apollo15/pngs.lis
@@ -0,0 +1,6 @@
+AS15-M-0295_SML.png
+AS15-M-0296_SML.png
+AS15-M-0297_SML.png
+AS15-M-0298_SML.png
+AS15-M-0299_SML.png
+AS15-M-0300_SML.png
\ No newline at end of file
diff --git a/plio/io_utils.py b/plio/io_utils.py
deleted file mode 100644
index 5ec884bad549a38095a66f4bbaddfeb9998e0321..0000000000000000000000000000000000000000
--- a/plio/io_utils.py
+++ /dev/null
@@ -1,35 +0,0 @@
-import shutil
-import tempfile
-
-
-def create_dir(basedir=''):
-    """
-    Create a unique, temporary directory in /tmp where processing will occur
-
-    Parameters
-    ----------
-    basedir : str
-              The PATH to create the temporary directory in.
-    """
-    return tempfile.mkdtemp(dir=basedir)
-
-
-def delete_dir(dir):
-    """
-    Delete a directory
-
-    Parameters
-    ----------
-    dir : str
-          Remove a directory
-    """
-    shutil.rmtree(dir)
-
-
-def file_to_list(file):
-    with open(file, 'r') as f:
-        file_list = f.readlines()
-        file_list = map(str.rstrip, file_list)
-        file_list = filter(None, file_list)
-
-    return file_list
diff --git a/plio/tests/test_io_utils.py b/plio/tests/test_io_utils.py
deleted file mode 100644
index e9105a6f4cc6b82c80889fc52a717708ee8cba63..0000000000000000000000000000000000000000
--- a/plio/tests/test_io_utils.py
+++ /dev/null
@@ -1,16 +0,0 @@
-import os
-import unittest
-
-from .. import io_utils
-
-class TestIoUtils(unittest.TestCase):
-    
-    def setUp(self):
-        pass
-
-    def test_create_and_destroy_directory(self):
-        path = io_utils.create_dir()
-        self.assertTrue(os.path.exists(path))
-        io_utils.delete_dir(path)
-        self.assertFalse(os.path.exists(path))
-
diff --git a/plio/tests/test_utils.py b/plio/tests/test_utils.py
index 1f999c61c83cead16b502ca55b24c0492a8f2e71..0098c5ecabbd12eb5bb2af779f840c08a7917c8f 100644
--- a/plio/tests/test_utils.py
+++ b/plio/tests/test_utils.py
@@ -1,8 +1,9 @@
+import os
 import unittest
 
+from ..examples import get_path
 from .. import utils
 
-
 class TestUtils(unittest.TestCase):
 
     def test_find_in_dict(self):
@@ -36,4 +37,19 @@ class TestUtils(unittest.TestCase):
             }
 
         self.assertEqual(utils.find_nested_in_dict(d, 'a'), 1)
-        self.assertEqual(utils.find_nested_in_dict(d, ['c', 'f', 'g']), 5)
\ No newline at end of file
+        self.assertEqual(utils.find_nested_in_dict(d, ['c', 'f', 'g']), 5)
+
+
+
+    def test_create_and_destroy_directory(self):
+        path = utils.create_dir()
+        self.assertTrue(os.path.exists(path))
+        utils.delete_dir(path)
+        self.assertFalse(os.path.exists(path))
+
+    def test_file_to_list(self):
+        truth = ['AS15-M-0295_SML.png', 'AS15-M-0296_SML.png',
+                 'AS15-M-0297_SML.png', 'AS15-M-0298_SML.png',
+                 'AS15-M-0299_SML.png', 'AS15-M-0300_SML.png']
+
+        self.assertEqual(utils.file_to_list(get_path('pngs.lis')), truth)
\ No newline at end of file
diff --git a/plio/utils.py b/plio/utils.py
index 365af3894684430db2de3fc2ccae89d1a1fbab85..1b97f2407fdb156262c44b39d2454890d793d4ea 100644
--- a/plio/utils.py
+++ b/plio/utils.py
@@ -3,6 +3,42 @@ import shutil
 import tempfile
 import os
 import fnmatch
+import shutil
+import tempfile
+
+
+def create_dir(basedir=''):
+    """
+    Create a unique, temporary directory in /tmp where processing will occur
+
+    Parameters
+    ----------
+    basedir : str
+              The PATH to create the temporary directory in.
+    """
+    return tempfile.mkdtemp(dir=basedir)
+
+
+def delete_dir(dir):
+    """
+    Delete a directory
+
+    Parameters
+    ----------
+    dir : str
+          Remove a directory
+    """
+    shutil.rmtree(dir)
+
+
+def file_to_list(file):
+    with open(file, 'r') as f:
+        file_list = f.readlines()
+        file_list = map(str.rstrip, file_list)
+        file_list = filter(None, file_list)
+
+    return list(file_list)
+
 
 def create_dir(basedir=''):
     """
@@ -53,6 +89,7 @@ def file_search(searchdir,searchstring):
 
     return filelist
 
+
 def find_in_dict(obj, key):
     """
     Recursively find an entry in a dictionary
@@ -98,6 +135,7 @@ def find_nested_in_dict(data, key_list):
     """
     return reduce(lambda d, k: d[k], key_list, data)
 
+
 def xstr(s):
     """
     Return an empty string if the input is a NoneType.  Otherwise