Sweep guide rails and two-rail sweep (#771) (#1806)

Thanks @jyviko.

assets/locales/de.json

@@ -1077,6 +1077,8 @@
   "ui.quit": "Beenden",
   "ui.radius": "Radius",
   "ui.radius_type": "Radius-Typ",
+  "ui.rail": "Leitkurve",
+  "ui.rail_fit": "Anpassung an Leitkurve",
   "ui.reachable": "Erreichbar",
   "ui.rectangle": "Rechteck",
   "ui.rectangular_pattern": "Rechteckmuster",
@@ -1100,6 +1102,7 @@
   "ui.save_mesh_temp_failed": "{folder} konnte nicht angelegt werden: {error}",
   "ui.saved_to": "Gespeichert: {path}",
   "ui.scale": "Skalieren",
+  "ui.second_rail": "Zweite Leitkurve",
   "ui.section_analysis": "Querschnittsanalyse",
   "ui.select": "Auswählen",
   "ui.selectOther": "Andere auswählen…",
@@ -1144,6 +1147,7 @@
   "ui.split_body": "Körper trennen",
   "ui.start": "Start",
   "ui.start_radius": "Startradius",
+  "ui.stretch": "Strecken",
   "ui.supersampling": "Supersampling (SSAA)",
   "ui.supersampling_adaptive": "Nur bei ruhender Ansicht",
   "ui.supersampling_off": "Aus (1×)",

assets/locales/en.json

@@ -1330,6 +1330,8 @@
   "ui.radial_context_menu": "Radial context menu",
   "ui.radius": "Radius",
   "ui.radius_type": "Radius Type",
+  "ui.rail": "Rail",
+  "ui.rail_fit": "Rail Fit",
   "ui.reachable": "Reachable",
   "ui.rectangle": "Rectangle",
   "ui.rectangular_pattern": "Rectangular Pattern",
@@ -1356,6 +1358,7 @@
   "ui.save_mesh_temp_failed": "Couldn't make {folder}: {error}",
   "ui.saved_to": "Saved {path}",
   "ui.scale": "Scale",
+  "ui.second_rail": "Second Rail",
   "ui.section_analysis": "Section Analysis",
   "ui.select": "Select",
   "ui.selectOther": "Select Other…",
@@ -1406,6 +1409,7 @@
   "ui.stand_up_tip": "After a STEP or IGES file opens with Z up, offer a quarter turn about X",
   "ui.start": "Start",
   "ui.start_radius": "Start Radius",
+  "ui.stretch": "Stretch",
   "ui.supersampling": "Supersampling (SSAA)",
   "ui.supersampling_adaptive": "Only when the view is still",
   "ui.supersampling_off": "Off (1×)",

assets/locales/fr.json

@@ -1138,6 +1138,8 @@
   "ui.radial_context_menu": "Menu contextuel radial",
   "ui.radius": "Rayon",
   "ui.radius_type": "Type de rayon",
+  "ui.rail": "Rail",
+  "ui.rail_fit": "Ajustement au rail",
   "ui.reachable": "Accessible",
   "ui.rectangle": "Rectangle",
   "ui.rectangular_pattern": "Réseau rectangulaire",
@@ -1164,6 +1166,7 @@
   "ui.save_mesh_temp_failed": "Impossible de créer {folder} : {error}",
   "ui.saved_to": "Enregistré : {path}",
   "ui.scale": "Échelle",
+  "ui.second_rail": "Second rail",
   "ui.section_analysis": "Analyse de coupe",
   "ui.select": "Sélectionner",
   "ui.selectOther": "Sélectionner un autre…",
@@ -1214,6 +1217,7 @@
   "ui.stand_up_tip": "Après l'ouverture d'un fichier STEP ou IGES avec Z vers le haut, proposer un quart de tour autour de X",
   "ui.start": "Début",
   "ui.start_radius": "Rayon initial",
+  "ui.stretch": "Étirer",
   "ui.supersampling": "Suréchantillonnage (SSAA)",
   "ui.supersampling_adaptive": "Seulement quand la vue est immobile",
   "ui.supersampling_off": "Désactivé (1×)",

assets/locales/ja.json

@@ -1330,6 +1330,8 @@
   "ui.radial_context_menu": "パイ メニュー",
   "ui.radius": "半径",
   "ui.radius_type": "半径タイプ",
+  "ui.rail": "レール",
+  "ui.rail_fit": "レールの合わせ方",
   "ui.reachable": "到達可能",
   "ui.rectangle": "長方形",
   "ui.rectangular_pattern": "矩形パターン",
@@ -1356,6 +1358,7 @@
   "ui.save_mesh_temp_failed": "{folder} を作成できません: {error}",
   "ui.saved_to": "保存しました: {path}",
   "ui.scale": "尺度",
+  "ui.second_rail": "第2レール",
   "ui.section_analysis": "断面解析",
   "ui.select": "選択",
   "ui.selectOther": "その他を選択…",
@@ -1406,6 +1409,7 @@
   "ui.stand_up_tip": "Z軸上向きで開いたSTEPまたはIGESファイルに対し、X軸周りに90度回転させるか確認します",
   "ui.start": "開始",
   "ui.start_radius": "開始半径",
+  "ui.stretch": "伸縮",
   "ui.supersampling": "スーパーサンプリング (SSAA)",
   "ui.supersampling_adaptive": "ビューが静止しているときのみ",
   "ui.supersampling_off": "オフ (1×)",

assets/locales/zh.json

@@ -1330,6 +1330,8 @@
   "ui.radial_context_menu": "环形上下文菜单",
   "ui.radius": "半径",
   "ui.radius_type": "半径类型",
+  "ui.rail": "导轨",
+  "ui.rail_fit": "导轨适配方式",
   "ui.reachable": "可到达",
   "ui.rectangle": "矩形",
   "ui.rectangular_pattern": "矩形阵列",
@@ -1356,6 +1358,7 @@
   "ui.save_mesh_temp_failed": "无法创建 {folder}：{error}",
   "ui.saved_to": "已保存：{path}",
   "ui.scale": "缩放",
+  "ui.second_rail": "第二导轨",
   "ui.section_analysis": "截面分析",
   "ui.select": "选择",
   "ui.selectOther": "选择其他…",
@@ -1406,6 +1409,7 @@
   "ui.stand_up_tip": "当 Z 朝上的 STEP 或 IGES 文件打开后，提示绕 X 轴旋转四分之一周",
   "ui.start": "开始",
   "ui.start_radius": "起始半径",
+  "ui.stretch": "伸展",
   "ui.supersampling": "超级采样 (SSAA)",
   "ui.supersampling_adaptive": "仅在视图静止时",
   "ui.supersampling_off": "关 (1×)",