diff --git a/.gitignore b/.gitignore
deleted file mode 100644
index f27eb42..0000000
--- a/.gitignore
+++ /dev/null
@@ -1,48 +0,0 @@
-*~
-Makefile
-
-libvotca*.a
-libvotca*.so
-libvotca*.so.*
-
-share/doc/html
-share/doc/Doxyfile
-
-include/votca/xtp/votca_config.h
-src/libxtp/gitversion.h
-include/votca/xtp/votca_config.h
-
-src/tools/xtp_dump
-src/tools/xtp_parallel
-src/tools/xtp_map
-src/tools/xtp_run
-src/tools/xtp_tools
-src/tools/xtp_overlap
-src/tools/xtp_kmc_run
-src/dipro/*.mod
-src/dipro/*.x
-src/tools/*.man
-
-scripts/xtp_dipro.out
-scripts/xtp_dipro
-scripts/xtp_update
-scripts/xtp_update.out
-scripts/xtp_testsuite
-scripts/xtp_testsuite.out
-scripts/xtp_update_exciton
-scripts/xtp_update_exciton.out
-scripts/xtp_basisset
-scripts/xtp_basisset.out
-scripts/xtp_makeauxbasis
-scripts/xtp_makeauxbasis.out
-
-netbeans
-.dep.inc
-*/nbproject/private
-
-CMakeFiles
-cmake_install.cmake
-CMakeCache.txt
-install_manifest.txt
-
-/build
diff --git a/debian/changelog b/debian/changelog
index 81e7163..28cbb4e 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,11 @@
+votca-xtp (1.6.3-1) unstable; urgency=medium
+
+  * New upstream release.
+  * Make cross Build-Depends satisfiably annotate python3 with :any.
+  * Update Standards-Version to 4.5.1, no changes required. 
+
+ -- Nicholas Breen <nbreen@debian.org>  Sun, 13 Dec 2020 10:59:37 -0800
+
 votca-xtp (1.6.2-2) unstable; urgency=medium
 
   * Fix typo in Suggests: on votca-xtp-tutorials.
diff --git a/debian/control b/debian/control
index 45ff421..6e626e0 100644
--- a/debian/control
+++ b/debian/control
@@ -18,14 +18,14 @@
                libfftw3-dev,
                libhdf5-dev,
                libsqlite3-dev,
-               libvotca-csg-dev (>= 1.6.2),
+               libvotca-csg-dev (>= 1.6.3),
                libvotca-csg-dev (<< 1.7~),
-               libvotca-tools-dev (>= 1.6.2),
+               libvotca-tools-dev (>= 1.6.3),
                libvotca-tools-dev (<< 1.7~),
                libxc-dev,
                pkg-config,
-               python3,
-               votca-csg (>= 1.6.1)
+               python3:any,
+               votca-csg (>= 1.6.3)
 Standards-Version: 4.5.1
 Rules-Requires-Root: no
 Homepage: http://www.votca.org/
diff --git a/tutorials/GROMACS/Methane/QC_FILES/g09/anion_geo/polar/molpol.xml~ b/tutorials/GROMACS/Methane/QC_FILES/g09/anion_geo/polar/molpol.xml~
deleted file mode 100644
index d29b493..0000000
--- a/tutorials/GROMACS/Methane/QC_FILES/g09/anion_geo/polar/molpol.xml~
+++ /dev/null
@@ -1,20 +0,0 @@
-<options>
-	<molpol help="Molecular polarizability calculator (and optimizer)" label="tool:molpol">
-		<mpsfiles>
-			<input help="mps input file">CH4_i.mps</input>
-			<output help="mps output file">CH4_i.mps</output>
-			<polar help="xml file with infos on polarizability tensor">output.xml</polar>
-		</mpsfiles>
-		<induction>
-			<expdamp help="Thole sharpness parameter">0.39000</expdamp>
-			<wSOR help="mixing factor for convergence">0.35000</wSOR>
-			<maxiter help="maximum number of iterations">1024</maxiter>
-			<tolerance help="rel. tolerance for induced moments">0.00001</tolerance>
-		</induction>
-		<target>
-			<optimize help="if 'true', refine atomic polarizabilities to match molecular polarizable volume specified in target.molpol">true</optimize>
-			<molpol help="target polarizability tensor in format xx xy xz yy yz zz (this should be in the eigen-frame, hence xy = xz = yz = 0), if optimize=true the associated polarizable volume will be matched iteratively and the resulting set of polar sites written to mpsfiles.output">2.3191 0.0 0.0 2.3199 0.0 2.3204</molpol>
-			<tolerance help="relative tolerance when optimizing the polarizable volume">0.00001</tolerance>
-		</target>
-	</molpol>
-</options>
diff --git a/tutorials/GROMACS/Methane/QC_FILES/g09/cation_geo/polar/molpol.xml~ b/tutorials/GROMACS/Methane/QC_FILES/g09/cation_geo/polar/molpol.xml~
deleted file mode 100644
index 6f9757e..0000000
--- a/tutorials/GROMACS/Methane/QC_FILES/g09/cation_geo/polar/molpol.xml~
+++ /dev/null
@@ -1,20 +0,0 @@
-<options>
-	<molpol help="Molecular polarizability calculator (and optimizer)" label="tool:molpol">
-		<mpsfiles>
-			<input help="mps input file">CH4_h.mps</input>
-			<output help="mps output file">CH4_h.mps</output>
-			<polar help="xml file with infos on polarizability tensor">output.xml</polar>
-		</mpsfiles>
-		<induction>
-			<expdamp help="Thole sharpness parameter">0.39000</expdamp>
-			<wSOR help="mixing factor for convergence">0.35000</wSOR>
-			<maxiter help="maximum number of iterations">1024</maxiter>
-			<tolerance help="rel. tolerance for induced moments">0.00001</tolerance>
-		</induction>
-		<target>
-			<optimize help="if 'true', refine atomic polarizabilities to match molecular polarizable volume specified in target.molpol">true</optimize>
-			<molpol help="target polarizability tensor in format xx xy xz yy yz zz (this should be in the eigen-frame, hence xy = xz = yz = 0), if optimize=true the associated polarizable volume will be matched iteratively and the resulting set of polar sites written to mpsfiles.output">1.4451 0.0 0.0 2.0267 0.0 2.0267</molpol>
-			<tolerance help="relative tolerance when optimizing the polarizable volume">0.00001</tolerance>
-		</target>
-	</molpol>
-</options>
diff --git a/tutorials/GROMACS/Methane/QC_FILES/g09/neutral_geo/polar/molpol.xml~ b/tutorials/GROMACS/Methane/QC_FILES/g09/neutral_geo/polar/molpol.xml~
deleted file mode 100644
index b1444a7..0000000
--- a/tutorials/GROMACS/Methane/QC_FILES/g09/neutral_geo/polar/molpol.xml~
+++ /dev/null
@@ -1,20 +0,0 @@
-<options>
-	<molpol help="Molecular polarizability calculator (and optimizer)" label="tool:molpol">
-		<mpsfiles>
-			<input help="mps input file">CH4_n.mps</input>
-			<output help="mps output file">CH4_n.mps</output>
-			<polar help="xml file with infos on polarizability tensor">output.xml</polar>
-		</mpsfiles>
-		<induction>
-			<expdamp help="Thole sharpness parameter">0.39000</expdamp>
-			<wSOR help="mixing factor for convergence">0.35000</wSOR>
-			<maxiter help="maximum number of iterations">1024</maxiter>
-			<tolerance help="rel. tolerance for induced moments">0.00001</tolerance>
-		</induction>
-		<target>
-			<optimize help="if 'true', refine atomic polarizabilities to match molecular polarizable volume specified in target.molpol">true</optimize>
-			<molpol help="target polarizability tensor in format xx xy xz yy yz zz (this should be in the eigen-frame, hence xy = xz = yz = 0), if optimize=true the associated polarizable volume will be matched iteratively and the resulting set of polar sites written to mpsfiles.output">2.3191 0.0 0.0 2.3199 0.0 2.3204</molpol>
-			<tolerance help="relative tolerance when optimizing the polarizable volume">0.00001</tolerance>
-		</target>
-	</molpol>
-</options>