Update compiler (#725)

* update compiler to recent nightly

* cargo fmt

* fix clippy

but ructe code is still complaining

* update circleci and rocket_csrf

* fix last clippy problems

* cargo fmt

* fix build issue

was caused be improper handling of recursive template (comment) by old ructe, which is fixed on newer version

plume-models/src/medias.rs

@@ -117,15 +117,19 @@ impl Media {
         Ok(match self.category() {
             MediaCategory::Image => SafeString::trusted(&format!(
                 r#"<img src="{}" alt="{}" title="{}">"#,
-                url, escape(&self.alt_text), escape(&self.alt_text)
+                url,
+                escape(&self.alt_text),
+                escape(&self.alt_text)
             )),
             MediaCategory::Audio => SafeString::trusted(&format!(
                 r#"<div class="media-preview audio"></div><audio src="{}" title="{}" controls></audio>"#,
-                url, escape(&self.alt_text)
+                url,
+                escape(&self.alt_text)
             )),
             MediaCategory::Video => SafeString::trusted(&format!(
                 r#"<video src="{}" title="{}" controls></video>"#,
-                url, escape(&self.alt_text)
+                url,
+                escape(&self.alt_text)
             )),
             MediaCategory::Unknown => SafeString::trusted(&format!(
                 r#"<a href="{}" class="media-preview unknown"></a>"#,