Rename to blueprint-compiler

This isn't an official GTK project so better to avoid using "GTK" in the
name.

gtkblueprinttool/extensions/gtk_styles.py

@@ -1,71 +0,0 @@
-# gtk_styles.py
-#
-# Copyright 2021 James Westman <james@jwestman.net>
-#
-# This file is free software; you can redistribute it and/or modify it
-# under the terms of the GNU Lesser General Public License as
-# published by the Free Software Foundation; either version 3 of the
-# License, or (at your option) any later version.
-#
-# This file is distributed in the hope that it will be useful, but
-# WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-# Lesser General Public License for more details.
-#
-# You should have received a copy of the GNU Lesser General Public
-# License along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#
-# SPDX-License-Identifier: LGPL-3.0-or-later
-
-
-from .. import ast
-from ..ast_utils import AstNode, validate
-from ..completions_utils import *
-from ..lsp_utils import Completion, CompletionItemKind
-from ..parse_tree import *
-from ..parser_utils import *
-from ..xml_emitter import XmlEmitter
-
-
-class Styles(AstNode):
-    @validate("styles")
-    def container_is_widget(self):
-        self.validate_parent_type("Gtk", "Widget", "style classes")
-
-    def emit_xml(self, xml: XmlEmitter):
-        xml.start_tag("style")
-        for child in self.children:
-            child.emit_xml(xml)
-        xml.end_tag()
-
-
-class StyleClass(AstNode):
-    def emit_xml(self, xml):
-        xml.put_self_closing("class", name=self.tokens["name"])
-
-
-styles = Group(
-    Styles,
-    Sequence(
-        Keyword("styles", True),
-        OpenBracket(),
-        Delimited(
-            Group(
-                StyleClass,
-                UseQuoted("name")
-            ),
-            Comma(),
-        ),
-        CloseBracket(),
-    )
-)
-
-
-@completer(
-    applies_in=[ast.ObjectContent],
-    applies_in_subclass=("Gtk", "Widget"),
-    matches=new_statement_patterns,
-)
-def style_completer(ast_node, match_variables):
-    yield Completion("styles", CompletionItemKind.Keyword, snippet="styles [\"$0\"];")
-