Update contact info for licensing questions

requirements/edx-sandbox/base.txt

 # DON'T JUST ADD NEW DEPENDENCIES!!!
 #
 # If you open a pull request that adds a new dependency, you should notify:
-#   * @jtauber - to check licensing
+#   * @mollydb - to check licensing
 #   * One of @e0d, @jarv, or @feanil - to check system requirements
 
 numpy==1.6.2

requirements/edx-sandbox/local.txt

 # DON'T JUST ADD NEW DEPENDENCIES!!!
 #
 # If you open a pull request that adds a new dependency, you should notify:
-#   * @jtauber - to check licensing
+#   * @mollydb - to check licensing
 #   * One of @e0d, @jarv, or @feanil - to check system requirements
 
 # Install these packages from the edx-platform working tree

requirements/edx-sandbox/post.txt

 # DON'T JUST ADD NEW DEPENDENCIES!!!
 #
 # If you open a pull request that adds a new dependency, you should notify:
-#   * @jtauber - to check licensing
+#   * @mollydb - to check licensing
 #   * One of @e0d, @jarv, or @feanil - to check system requirements
 
 # Packages to install in the Python sandbox for secured execution.

requirements/edx/base.txt

 # DON'T JUST ADD NEW DEPENDENCIES!!!
 #
 # If you open a pull request that adds a new dependency, you should notify:
-#   * @jtauber - to check licensing
+#   * @mollydb - to check licensing
 #   * One of @e0d, @jarv, or @feanil - to check system requirements
 
 beautifulsoup4==4.1.3

requirements/edx/github.txt

 # DON'T JUST ADD NEW DEPENDENCIES!!!
 #
 # If you open a pull request that adds a new dependency, you should notify:
-#   * @jtauber - to check licensing
+#   * @mollydb - to check licensing
 #   * One of @e0d, @jarv, or @feanil - to check system requirements
 
 # Python libraries to install directly from github

requirements/edx/post.txt

 # DON'T JUST ADD NEW DEPENDENCIES!!!
 #
 # If you open a pull request that adds a new dependency, you should notify:
-#   * @jtauber - to check licensing
+#   * @mollydb - to check licensing
 #   * One of @e0d, @jarv, or @feanil - to check system requirements
 
 # This must be installed after distribute has been updated.

requirements/edx/pre.txt

 # DON'T JUST ADD NEW DEPENDENCIES!!!
 #
 # If you open a pull request that adds a new dependency, you should notify:
-#   * @jtauber - to check licensing
+#   * @mollydb - to check licensing
 #   * One of @e0d, @jarv, or @feanil - to check system requirements
 
 # Numpy and scipy can't be installed in the same pip run.