Merge branch 'master' into 'master'

request now uses exported PREFIX

See merge request fsl/fslpy!44

.conda/post-link.sh

-if [ -e ${FSLDIR}/bin/requestFSLpythonLink.sh ]; then 
-    $FSLDIR/bin/requestFSLpythonLink.sh ${PREFIX}/bin atlasquery atlasq imcp immv imglob
+if [ -e ${FSLDIR}/etc/fslconf/requestFSLpythonLink.sh ]; then 
+    $FSLDIR/etc/fslconf/requestFSLpythonLink.sh atlasquery atlasq imcp immv imglob
 fi
 

.conda/pre-unlink.sh

-if [ -e ${FSLDIR}/bin/requestFSLpythonUnlink.sh ]; then 
-    $FSLDIR/bin/requestFSLpythonUnlink.sh ${PREFIX}/bin atlasquery atlasq imcp immv imglob
+if [ -e ${FSLDIR}/etc/fslconf/requestFSLpythonUnlink.sh ]; then 
+    $FSLDIR/etc/fslconf/requestFSLpythonUnlink.sh atlasquery atlasq imcp immv imglob
 fi