Replaced use of system bind -> let-plus in cxml-location.asd, src/*.lisp

* src/location.lisp: replaced all uses of `bind' with `let+'
* src/multi-location.lisp: likewise
* src/singleton-location.lisp: likewise
* src/xpath-creation.lisp: likewise
* src/construction.lisp: likewise
* src/conversion.lisp: likewise
* src/macros.lisp: likewise
* src/package.lisp (header): updated copyright
  (package cxml-location): changed used package bind -> let-plus
* cxml-location.asd (header): updated copyright
  (system cxml-location): changed system dependency metabang-bind ->
  let-plus
Fixed {def,in-}package in **/*.{asd,lisp}

* cxml-location.asd: added cl package qualification to `in-package'
  and `defpackage' forms; use uninterned symbols as package- and
  symbol-designators
* src/types.lisp: likewise
* src/conditions.lisp: likewise
* src/variables.lisp: likewise
* src/protocol.lisp: likewise
* src/append-nodes-mixin.lisp: likewise
* src/create-missing-nodes-mixin.lisp: likewise
* src/ignore-empty-results-mixin.lisp: likewise
* src/multi-location.lisp: likewise
* src/singleton-location.lisp: likewise
* src/xpath-creation.lisp: likewise
* src/location.lisp: likewise
* src/construction.lisp: likewise
* src/conversion.lisp: likewise
* src/macros.lisp: likewise
* src/lisplab.lisp: likewise
* src/local-time.lisp: likewise
* src/package.lisp: likewise
* test/append-nodes-mixin.lisp: likewise
* test/conversion.lisp: likewise
* test/create-missing-nodes-mixin.lisp: likewise
* test/ignore-empty-results-mixin.lisp: likewise
* test/lisplab.lisp: likewise
* test/local-time.lisp: likewise
* test/location.lisp: likewise
* test/macros.lisp: likewise
* test/multi-location.lisp: likewise
* test/package.lisp: likewise
Removed .bzrignore
Renamed system cxml-location -> xml.location

* src/types.lisp (in-package xml.location): changed cxml-location ->
  xml.location
* src/conditions.lisp: likewise
* src/construction.lisp: likewise
* src/location.lisp:  likewise
* src/append-nodes-mixin.lisp: likewise
* src/create-missing-nodes-mixin.lisp: likewise
* src/multi-location.lisp: likewise
* src/singleton-location.lisp: likewise
* src/xpath-creation.lisp: likewise
* src/conversion.lisp: likewise
* src/macros.lisp: likewise
* src/lisplab.lisp:  likewise
* src/local-time.lisp: likewise
* src/package.lisp (package xml.location): renamed cxml-location ->
  xml.location
* test/location.lisp (in-package xml.location.test): changed
  cxml-location.test -> xml.location.test
* test/append-nodes-mixin.lisp: likewise
* test/create-missing-nodes-mixin.lisp: likewise
* test/ignore-empty-results-mixin.lisp: likewise
* test/multi-location.lisp: likewise
* test/conversion.lisp: likewise
* test/macros.lisp: likewise
* test/local-time.lisp: likewise
* test/lisplab.lisp: likewise
* test/package.lisp (package xml.location.test): renamed
  cxml-location.test -> xml.location.test; adjusted documentation
  string accordingly
  (in-package xml.location.test): changed cxml-location.test ->
  xml.location.test
* xml.location.asd: renamed cxml-location.asd -> xml.location.asd
  (system xml.location): renamed cxml-location -> xml.location;
  adjusted documentation string accordingly
  (system xml.location-test): similar
* lift-standard.config: adapted to name of root test suite