Re-levelization: move non-docs content, rename content→docs

For better URLs, the content folder has been renamed 'docs' and all
other files have been moved up a level. Also, non-docs images have been
moved to the static folder at the top level where they belong.

Many relative paths had to be fixed to make this work.

docs/references/http-websocket-apis/public-api-methods/account-methods/account_channels.md

@@ -191,4 +191,4 @@ Each Channel Object has the following fields:
 * `actNotFound` - The address specified in the `account` field of the request does not correspond to an account in the ledger.
 * `lgrNotFound` - The ledger specified by the `ledger_hash` or `ledger_index` does not exist, or it does exist but the server does not have it.
 
-{% raw-partial file="/_snippets/common-links.md" /%}
+{% raw-partial file="/docs/_snippets/common-links.md" /%}

docs/references/http-websocket-apis/public-api-methods/account-methods/account_currencies.md

@@ -174,4 +174,4 @@ The response follows the [standard format][], with a successful result containin
 * `actNotFound` - The address specified in the `account` field of the request does not correspond to an account in the ledger.
 * `lgrNotFound` - The ledger specified by the `ledger_hash` or `ledger_index` does not exist, or it does exist but the server does not have it.
 
-{% raw-partial file="/_snippets/common-links.md" /%}
+{% raw-partial file="/docs/_snippets/common-links.md" /%}

docs/references/http-websocket-apis/public-api-methods/account-methods/account_info.md

@@ -259,4 +259,4 @@ Each object in the `transactions` array of `queue_data`, if present, may contain
 
 [fee levels]: ../../../../concepts/transactions/transaction-cost.md#fee-levels
 
-{% raw-partial file="/_snippets/common-links.md" /%}
+{% raw-partial file="/docs/_snippets/common-links.md" /%}

docs/references/http-websocket-apis/public-api-methods/account-methods/account_lines.md

@@ -51,7 +51,7 @@ rippled account_lines r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59
 
 [Try it! >](/resources/dev-tools/websocket-api-tool#account_lines)
 
-The request accepts the following parameters: /Users/peterchen/xrpl-dev-portal/content/references/http-websocket-apis/public-api-methods/account-methods/account_lines.md
+The request accepts the following parameters:
 
 | `Field`        | Type                 | Description    |
 |:---------------|:---------------------|:---------------|
@@ -446,4 +446,4 @@ Each trust line object has some combination of the following fields:
 * `lgrNotFound` - The ledger specified by the `ledger_hash` or `ledger_index` does not exist, or it does exist but the server does not have it.
 * `actMalformed` - If the `marker` field provided is not acceptable.
 
-{% raw-partial file="/_snippets/common-links.md" /%}
+{% raw-partial file="/docs/_snippets/common-links.md" /%}

docs/references/http-websocket-apis/public-api-methods/account-methods/account_nfts.md

@@ -16,7 +16,7 @@ _(Added by the [NonFungibleTokensV1_1 amendment][].)_
 ## Request Format
 An example of the request format:
 
-{% raw-partial file="/_snippets/no-cli-syntax.md" /%}
+{% raw-partial file="/docs/_snippets/no-cli-syntax.md" /%}
 
 {% tabs %}
 
@@ -160,4 +160,4 @@ Each object in the `account_nfts` array represents one [NFToken][] and has the f
 * `actNotFound` - The [Address][] specified in the `account` field of the request does not correspond to an account in the ledger.
 * `lgrNotFound` - The ledger specified by the `ledger_hash` or `ledger_index` does not exist, or it does exist but the server does not have it.
 
-{% raw-partial file="/_snippets/common-links.md" /%}
+{% raw-partial file="/docs/_snippets/common-links.md" /%}

docs/references/http-websocket-apis/public-api-methods/account-methods/account_objects.md

@@ -1224,4 +1224,4 @@ The response follows the [standard format][], with a successful result containin
 * `actNotFound` - The [Address][] specified in the `account` field of the request does not correspond to an account in the ledger.
 * `lgrNotFound` - The ledger specified by the `ledger_hash` or `ledger_index` does not exist, or it does exist but the server does not have it.
 
-{% raw-partial file="/_snippets/common-links.md" /%}
+{% raw-partial file="/docs/_snippets/common-links.md" /%}

docs/references/http-websocket-apis/public-api-methods/account-methods/account_offers.md

@@ -218,4 +218,4 @@ Each offer object contains the following fields:
 * `lgrNotFound` - The ledger specified by the `ledger_hash` or `ledger_index` does not exist, or it does exist but the server does not have it.
 * `actMalformed` - The `marker` field provided is incorrect.
 
-{% raw-partial file="/_snippets/common-links.md" /%}
+{% raw-partial file="/docs/_snippets/common-links.md" /%}

docs/references/http-websocket-apis/public-api-methods/account-methods/account_tx.md

@@ -461,4 +461,4 @@ Each transaction object includes the following fields, depending on whether it w
 * `lgrIdxMalformed` - The ledger specified by the `ledger_index_min` or `ledger_index_max` does not exist, or if it does exist but the server does not have it.
 * `lgrIdxsInvalid` - Either the request specifies a `ledger_index_max` that is before the `ledger_index_min`, or the server does not have a validated ledger range because it is [not synced with the network](../../../../infrastructure/troubleshooting/server-doesnt-sync.md).
 
-{% raw-partial file="/_snippets/common-links.md" /%}
+{% raw-partial file="/docs/_snippets/common-links.md" /%}

docs/references/http-websocket-apis/public-api-methods/account-methods/gateway_balances.md

@@ -17,7 +17,7 @@ The `gateway_balances` command calculates the total balances issued by a given a
 ## Request Format
 An example of the request format:
 
-{% raw-partial file="/_snippets/no-cli-syntax.md" /%}
+{% raw-partial file="/docs/_snippets/no-cli-syntax.md" /%}
 
 {% tabs %}
 
@@ -302,4 +302,4 @@ The response follows the [standard format][], with a successful result containin
 * `actNotFound` - The [Address][] specified in the `account` field of the request does not correspond to an account in the ledger.
 * `lgrNotFound` - The ledger specified by the `ledger_hash` or `ledger_index` does not exist, or it does exist but the server does not have it.
 
-{% raw-partial file="/_snippets/common-links.md" /%}
+{% raw-partial file="/docs/_snippets/common-links.md" /%}

docs/references/http-websocket-apis/public-api-methods/account-methods/noripple_check.md

@@ -15,7 +15,7 @@ The `noripple_check` command provides a quick way to check the status of [the De
 ## Request Format
 An example of the request format:
 
-{% raw-partial file="/_snippets/no-cli-syntax.md" /%}
+{% raw-partial file="/docs/_snippets/no-cli-syntax.md" /%}
 
 {% tabs %}
 
@@ -191,4 +191,4 @@ The response follows the [standard format][], with a successful result containin
 * `actNotFound` - The [Address][] specified in the `account` field of the request does not correspond to an account in the ledger.
 * `lgrNotFound` - The ledger specified by the `ledger_hash` or `ledger_index` does not exist, or it does exist but the server does not have it.
 
-{% raw-partial file="/_snippets/common-links.md" /%}
+{% raw-partial file="/docs/_snippets/common-links.md" /%}