MINIFICPP-779: Change debian and apt repos to use libpython3-dev, with knowledge that they'll be 3.5+. If a user does an update they will either need to install the older version or already have it installed to run the convenience binaries based on how libpython is linked

This closes #517.

Signed-off-by: Aldrin Piri <aldrin@apache.org>
diff --git a/.travis.yml b/.travis.yml
index 8e78ef8..20ff033 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -44,7 +44,7 @@
           - openssl
           - libcurl4-openssl-dev
           - ccache
-          - libpython3.5-dev
+          - libpython3-dev
           - liblua5.1-0-dev
           - libusb-1.0-0-dev
           - libpng12-dev
@@ -71,7 +71,7 @@
           - openssl
           - libcurl4-openssl-dev
           - ccache
-          - libpython3.5-dev
+          - libpython3-dev
           - liblua5.1-0-dev
           - libusb-1.0-0-dev
           - libpng12-dev
diff --git a/aptitude.sh b/aptitude.sh
index a2765f2..e5969da 100644
--- a/aptitude.sh
+++ b/aptitude.sh
@@ -66,7 +66,7 @@
           elif [ "$FOUND_VALUE" = "libtool" ]; then
             INSTALLED+=("libtool")
           elif [ "$FOUND_VALUE" = "python" ]; then
-            INSTALLED+=("libpython3.5-dev")
+            INSTALLED+=("libpython3-dev")
           elif [ "$FOUND_VALUE" = "lua" ]; then
             INSTALLED+=("liblua5.1-0-dev")
           elif [ "$FOUND_VALUE" = "gpsd" ]; then
diff --git a/debian.sh b/debian.sh
index d3223c9..12ba3a9 100644
--- a/debian.sh
+++ b/debian.sh
@@ -68,7 +68,7 @@
 	  elif [ "$FOUND_VALUE" = "libtool" ]; then
             INSTALLED+=("libtool")
           elif [ "$FOUND_VALUE" = "python" ]; then
-            INSTALLED+=("libpython3.5-dev")
+            INSTALLED+=("libpython3-dev")
           elif [ "$FOUND_VALUE" = "lua" ]; then
             INSTALLED+=("liblua5.1-0-dev")
           elif [ "$FOUND_VALUE" = "automake" ]; then