feat(imports): import history and delete by import

Track imports in DB, show history in Data section, allow deleting
transactions of a specific import instead of clearing all.

package-lock.json

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@@ -1611,6 +1614,7 @@
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@@ -2734,6 +2738,7 @@
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       "license": "MIT",
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@@ -2980,6 +2986,7 @@
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@@ -2989,6 +2996,7 @@
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       "dev": true,
       "license": "MIT",
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       "dependencies": {
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         "fdir": "^6.4.4",