fix(mako): unify generated constants

like library-name. That way, they are always the same, even if I
change my mind.

Good coding style is easy, using the current setup.

src/mako/README.md.mako

@@ -1,6 +1,6 @@
-<%! import util %>\
 <%namespace name="lib" file="lib/lib.mako"/>\
-The `${util.library_name(name, version)}` library allows access to all features of *${canonicalName}*.
+<%namespace name="util" file="lib/util.mako"/>\
+The `${util.library_name()}` library allows access to all features of *${canonicalName}*.
 
 <%lib:docs />
 <%lib:license />

src/mako/cargo.toml.mako

@@ -5,7 +5,7 @@
 # DO NOT EDIT !
 [package]
 
-name = "${name}${util.to_api_version(version)}"
+name = "${mutil.library_name()}"
 version = "${cargo.build_version}"
 authors = [${",\n           ".join('"%s"' % a for a in cargo.authors)}]
 description = "A complete library to interact with ${canonicalName} (protocol ${version})"
@@ -13,7 +13,7 @@ repository = "${mutil.repository_url()}"
 homepage = "${documentationLink}"
 documentation = "${cargo.doc_base_url}"
 license = "${copyright.license_abbrev}"
-keywords = ["${name}", ${", ".join('"%s"' % k for k in cargo.keywords)}]
+keywords = ["${name}", ${", ".join(util.estr(cargo.keywords))}]
 
 [dependencies]
 # Just to get hyper to work !

src/mako/lib/util.mako

@@ -1,4 +1,4 @@
-
+<%! import util %>\
 
 
 ## This will only work within a substitution, not within python code
@@ -10,4 +10,8 @@ ${v[1:]}\
 
 <%def name="repository_url()">\
 ${cargo.repo_base_url}/${OUTPUT_DIR}\
+</%def>
+
+<%def name="library_name()">\
+${util.library_name(name, version)}\
 </%def>

src/mako/lib/util.py

@@ -20,6 +20,10 @@ def put_and(l):
         return l[0]
     return ', '.join(l[:-1]) + ' and ' + l[-1]
 
+# escape each string in l with "s" and return the new list
+def estr(l):
+    return ["%s" % i for i in l]
+
 # build a full library name (non-canonical)
 def library_name(name, version):
     return name + to_api_version(version)