Harmonise indentation.

Parts of the code was indented with two spaces while the rest was
indented with four spaces.  Let's use four spaces everywhere.

scripts/add_links_to_db

@@ -41,69 +41,69 @@ def print_footer():
     print("")
 
 def main():
-  parser = argparse.ArgumentParser(
-    description="Tool to create the gettor SQLite database."
-  )
-
-  parser.add_argument(
-    "-f", "--filename", default="gettor.db", metavar="gettor.db",
-    help="Database filename."
-  )
-
-  args = parser.parse_args()
-  abs_filename = os.path.abspath(args.filename)
-
-  webFile = request.urlopen("https://www.torproject.org/projects/torbrowser/RecommendedTBBVersions/")
-  versions = webFile.read().decode('utf-8').translate({ord(c): None for c in '[]\n" '})
-  version = versions.split(",")[-12]
-
-  providers = {
-    "gitlab": "https://gitlab.com/thetorproject/gettorbrowser/raw/releases/",
-    "github": "https://github.com/TheTorProject/gettorbrowser/raw/torbrowser-releases/"
-  }
-
-
-  prefixes = {
-    "osx": "TorBrowser-",
-    "windows": "torbrowser-install-",
-    "linux": "tor-browser-linux64-"
-  }
-
-  versions = {"windows": version, 'linux': version, 'osx': version}
-
-  suffixes = {
-    "osx": "-osx64_en-US.dmg",
-    "windows": "_en-US.exe",
-    "linux": "_en-US.tar.xz"
-  }
-
-  keys = ['osx', 'windows', 'linux']
-
-  languages = ['en-US', 'es-ES', 'pt-BR']
-
-  releases = {k: "".join(dic.get(k, version) for dic in (prefixes, versions, suffixes))  for k in keys}
-
-  if not abs_filename:
-      print("Missing database filename.")
-  else:
-      conn = sqlite3.connect(abs_filename)
-      with conn:
-          c = conn.cursor()
-          """
-          Here we drop previous links TABLE but probably it would be better to just update old links to INACTIVE
-          """
-          c.execute("DROP TABLE IF EXISTS links")
-          c.execute(
-              "CREATE TABLE links(link TEXT, platform TEXT, language TEXT, arch TEXT,"
-              " version TEXT, provider TEXT, status TEXT)"
-          )
-          for k in keys:
-              for p in providers:
-                  for l in languages:
-                      release_link = releases.get(k).replace("en-US", l)
-                      c.execute(
-                        "INSERT INTO links(link, platform, language, arch, version, provider, status)"
-                        "VALUES ('%s', '%s', '%s', '64', '%s', '%s', 'ACTIVE')" %(providers.get(p) + release_link, k, l, version, p))
+    parser = argparse.ArgumentParser(
+        description="Tool to create the gettor SQLite database."
+    )
+
+    parser.add_argument(
+        "-f", "--filename", default="gettor.db", metavar="gettor.db",
+        help="Database filename."
+    )
+
+    args = parser.parse_args()
+    abs_filename = os.path.abspath(args.filename)
+
+    webFile = request.urlopen("https://www.torproject.org/projects/torbrowser/RecommendedTBBVersions/")
+    versions = webFile.read().decode('utf-8').translate({ord(c): None for c in '[]\n" '})
+    version = versions.split(",")[-12]
+
+    providers = {
+        "gitlab": "https://gitlab.com/thetorproject/gettorbrowser/raw/releases/",
+        "github": "https://github.com/TheTorProject/gettorbrowser/raw/torbrowser-releases/"
+    }
+
+
+    prefixes = {
+        "osx": "TorBrowser-",
+        "windows": "torbrowser-install-",
+        "linux": "tor-browser-linux64-"
+    }
+
+    versions = {"windows": version, 'linux': version, 'osx': version}
+
+    suffixes = {
+        "osx": "-osx64_en-US.dmg",
+        "windows": "_en-US.exe",
+        "linux": "_en-US.tar.xz"
+    }
+
+    keys = ['osx', 'windows', 'linux']
+
+    languages = ['en-US', 'es-ES', 'pt-BR']
+
+    releases = {k: "".join(dic.get(k, version) for dic in (prefixes, versions, suffixes))  for k in keys}
+
+    if not abs_filename:
+        print("Missing database filename.")
+    else:
+        conn = sqlite3.connect(abs_filename)
+        with conn:
+            c = conn.cursor()
+            """
+            Here we drop previous links TABLE but probably it would be better to just update old links to INACTIVE
+            """
+            c.execute("DROP TABLE IF EXISTS links")
+            c.execute(
+                "CREATE TABLE links(link TEXT, platform TEXT, language TEXT, arch TEXT,"
+                " version TEXT, provider TEXT, status TEXT)"
+            )
+            for k in keys:
+                for p in providers:
+                    for l in languages:
+                        release_link = releases.get(k).replace("en-US", l)
+                        c.execute(
+                          "INSERT INTO links(link, platform, language, arch, version, provider, status)"
+                          "VALUES ('%s', '%s', '%s', '64', '%s', '%s', 'ACTIVE')" %(providers.get(p) + release_link, k, l, version, p))
 
 
 if __name__ == "__main__":