[backport] Fixing the bad debounces

app/coffee/modules/backlog/filters.coffee

@@ -26,7 +26,7 @@ toggleText = @.taiga.toggleText
 scopeDefer = @.taiga.scopeDefer
 bindOnce = @.taiga.bindOnce
 groupBy = @.taiga.groupBy
-debounce = @.taiga.debounce
+debounceLeading = @.taiga.debounceLeading
 
 
 module = angular.module("taigaBacklog")
@@ -130,7 +130,7 @@ BacklogFiltersDirective = ($log, $location) ->
 
             $ctrl.loadUserstories()
 
-        selectQFilter = debounce 400, (value) ->
+        selectQFilter = debounceLeading 100, (value) ->
             return if value is undefined
             if value.length == 0
                 $ctrl.replaceFilter("q", null)

app/coffee/modules/issues/list.coffee

@@ -27,7 +27,7 @@ toString = @.taiga.toString
 joinStr = @.taiga.joinStr
 groupBy = @.taiga.groupBy
 bindOnce = @.taiga.bindOnce
-debounce = @.taiga.debounce
+debounceLeading = @.taiga.debounceLeading
 startswith = @.taiga.startswith
 
 module = angular.module("taigaIssues")
@@ -577,7 +577,7 @@ IssuesFiltersDirective = ($log, $location, $rs, $confirm, $loading) ->
         $scope.$on "filters:loaded", (ctx, filters) ->
             initializeSelectedFilters(filters)
 
-        selectQFilter = debounce 400, (value) ->
+        selectQFilter = debounceLeading 100, (value) ->
             return if value is undefined
             if value.length == 0
                 $ctrl.replaceFilter("q", null)

app/coffee/modules/search.coffee

@@ -24,7 +24,7 @@ taiga = @.taiga
 groupBy = @.taiga.groupBy
 bindOnce = @.taiga.bindOnce
 mixOf = @.taiga.mixOf
-debounce = @.taiga.debounce
+debounceLeading = @.taiga.debounceLeading
 trim = @.taiga.trim
 
 module = angular.module("taigaSearch", [])
@@ -63,7 +63,7 @@ class SearchController extends mixOf(taiga.Controller, taiga.PageMixin)
 
         # Search input watcher
         @scope.searchTerm = ""
-        loadSearchData = debounce(200, (t) => @.loadSearchData(t))
+        loadSearchData = debounceLeading(100, (t) => @.loadSearchData(t))
 
         @scope.$watch "searchTerm", (term) =>
             if not term

app/coffee/utils.coffee

@@ -106,6 +106,9 @@ joinStr = (str, coll) ->
 debounce = (wait, func) ->
     return _.debounce(func, wait, {leading: true, trailing: false})
 
+debounceLeading = (wait, func) ->
+    return _.debounce(func, wait, {leading: false, trailing: true})
+
 startswith = (str1, str2) ->
     return _.str.startsWith(str1, str2)
 
@@ -140,5 +143,6 @@ taiga.scopeDefer = scopeDefer
 taiga.toString = toString
 taiga.joinStr = joinStr
 taiga.debounce = debounce
+taiga.debounceLeading = debounceLeading
 taiga.startswith = startswith
 taiga.sizeFormat = sizeFormat